The 10 Best Clear Vapes: Luxe XR, Pulse X, XROS 4 Tested

Transparency is dominating the current vape market. Manufacturers are exposing circuit boards and juice levels through clear chassis designs. I wanted to see if this trend offers utility or just style. My team gathered ten devices that champion design transparency or flavor clarity. We tested them for leaks, battery sag, and flavor accuracy. Marcus Reed pushed the high-wattage units to their thermal limits. Jamal Davis carried the compact units through his chaotic daily commute. Dr. Adrian Walker provided oversight on safety features and regulatory compliance.

Our testing workflow was rigorous and practical. We did not use machines to puff these devices. We used our lungs. I tracked battery degradation over weeks. Marcus noted coil burnout points during chain-vaping sessions. Jamal focused on pocket-firing risks. We evaluated flavor not just by taste but by consistency. Dr. Walker reviewed our notes for health-related claims. He ensured we did not overstate safety. This process reveals which devices offer true quality.

Our Verdict: What’s the Best Clear Vape

The Vaporesso Luxe XR Max is the Best Overall Clear Vape. It perfectly balances the transparent aesthetic trend with raw performance. The exposed chip design is striking. It supports both MTL and DTL vaping styles effectively. The battery density is incredibly high for its size. Marcus found the power output stable even at low charge. Jamal appreciated the locking feature for safety. It serves the widest range of adult users.

Top Picks

Device	Pros	Cons	Ideal For	Price	Overall Score
Vaporesso Luxe XR Max	Huge battery, clear design	Slightly heavy	All-day vapers	$39.99	4.8
Geek Bar Pulse X	Curved 3D screen, flavor	Disposable waste	Convenience seekers	$15.99	4.7
Uwell Caliburn GK3	Retro-future look, leak-proof	Boxy shape	Style-conscious users	$29.99	4.6
Lost Mary MT15000	Thermal color change	Large footprint	High-nicotine users	$16.99	4.5
OXVA Xlim Pro	Gleaming finish, flavor	Pod capacity limits	Flavor chasers	$26.99	4.7
Vaporesso XROS 4	Corex flavor tech, reliability	Not fully transparent	Reliability seekers	$29.99	4.8
Raz TN9000	Huge display, transparent shell	Airflow noise	Gadget lovers	$14.99	4.4
Voopoo Drag S2	PnP X coils, cloud clarity	Proprietary battery	Cloud chasers	$35.99	4.5
Geekvape Sonder Q	Simple visibility, cheap	Slow charging	Budget buyers	$13.99	4.3
Lost Vape Orion Bar 10000	Art-in-clear-shell	Bulky design	Art lovers	$15.99	4.4

Compare the Best Clear Vapes

Feature	Luxe XR Max	Pulse X	GK3	MT15000	Xlim Pro	XROS 4	Raz TN9000	Drag S2	Sonder Q	Orion Bar
Type	Pod Mod	Disposable	Pod System	Disposable	Pod System	Pod System	Disposable	Pod Mod	Pod System	Disposable
Battery	2800mAh	650mAh	900mAh	600mAh	1000mAh	1000mAh	650mAh	2500mAh	1000mAh	650mAh
Activation	Button/Draw	Draw	Draw	Draw	Button/Draw	Button/Draw	Draw	Button	Draw	Draw
Coil	Replaceable	Integrated	Integrated	Integrated	Integrated	Integrated	Integrated	Replaceable	Integrated	Integrated
Screen	OLED	3D Curved	LCD (Retro)	LED	OLED	LED Indicator	HD Screen	TFT	LED	None
Airflow	Adjustable	Adjustable	Fixed	Adjustable	Adjustable	Adjustable	Adjustable	Top Airflow	Adjustable	Adjustable
Score	4.8	4.7	4.6	4.5	4.7	4.8	4.4	4.5	4.3	4.4

What We Tested and How We Tested It

We focused on "clarity" in two forms: visual design and flavor purity. I managed the battery drain tests. I logged the exact time it takes to charge each unit. Marcus handled the stress testing. He chain-vaped devices to see when the clear casing gets hot. He also checked coil longevity using sweet liquids. Jamal took the devices outside. He threw them in bags to test durability. He checked visibility of liquid levels in bright sunlight.

We evaluated flavor by using the same control liquid in refillables. For disposables, we bought multiple units to check consistency. We rated throat hit based on sensation, not medical impact. Dr. Walker advised on the interpretation of our physical sensations. He ensured we did not confuse throat irritation with simple high nicotine. We checked for leaks by leaving devices on their sides overnight. Our scores come from these physical realities.

Best Clear Vapes: Our Testing Experience

1. Vaporesso Luxe XR Max: Best Overall Clear Vape

Why We Picked It

This device embodies the trend of "clear" technology. The chassis is transparent. You can see the chipset inside. I carried this for a week. It feels dense and premium. Marcus used it at 50 watts. He loved seeing the internal lights pulsate. Jamal found it heavy for a shirt pocket. It fits better in jeans.

I tested the "Corex" heating tech. The draw is exceptionally clean. Vapor production is instant. I pressed the fire button. The ramp-up was imperceptible. I tasted the distinct notes of vanilla in my test liquid. Marcus noted the vapor was warm but the mouthpiece stayed cool. The transparency is not just a gimmick. It makes checking liquid levels easy.

The airflow slider is stiff. This is good. It does not move accidentally. Jamal dropped it once. The clear plastic did not crack. It is polycarbonate. Dr. Walker notes that durable materials reduce breakage risks. Breakage can lead to battery exposure. That is a safety hazard. This device feels safe.

Pros & Cons

Pros	Cons
Stunning transparent design	Heavier than average pods
Massive 2800mAh battery	Button can be loud
Versatile for MTL and DL	Fingerprint magnet
GTX coil compatibility	Long charge time (90m)

KEY SPECS & FLAVORS:

• Price: $39.99

• Type: Pod Mod Kit

• Battery: 2800mAh (Built-in)

• Power: 80W Max

• Charging: USB-C (2A)

• Coils: GTX Coil Platform

• Capacity: 5ml

• Display: 0.54" OLED + LED Light

• Materials: Polycarbonate & Metal

• Flavors: N/A (Open System)

Review Score

Metric	Score	Remarks
Flavor	5.0	Incredible layer separation.
Throat Hit	4.8	Adjustable and precise.
Vapor	5.0	Thick clouds at 50W+.
Battery	4.9	Lasts two days easily.
Overall	4.8	The king of clear vapes.

2. Geek Bar Pulse X: Best Disposable Clear Vape

Why We Picked It

This is the evolution of the popular Pulse. It features a wrap-around screen. The casing is semi-transparent. I used "Blue Razz Ice" for testing. The flavor clarity is aggressive. It is very sweet. Marcus put it in "Pulse Mode." The voltage boosts significantly. The flavor becomes intense.

Jamal liked the starry interface. He said it looks like a gadget, not a cigarette. The curved screen is unique. It shows battery percentage clearly. I noticed the airflow is smooth. It is quieter than the previous model. The draw sensor is sensitive. It never misfired.

However, the juice drains fast in Pulse Mode. Marcus finished it in three days. That is fast for a "25,000 puff" claim. Dr. Walker reminds us that puff counts are unregulated marketing estimates. They are rarely accurate to clinical precision. The transparency helps you see the battery, not the liquid.

Pros & Cons

Pros	Cons
Innovative curved screen	Pulse mode kills battery
Strong, clear flavor	Large for a disposable
Fast charging	Wasteful format
Bite-friendly mouthpiece	Too bright for movies

KEY SPECS & FLAVORS:

• Price: $15.99

• Type: Disposable

• Puffs: Up to 25,000

• Screen: 3D Curved LED

• Coil: Dual Mesh

• Modes: Regular / Pulse

• Nicotine: 5% (50mg)

• Flavors: Blue Razz Ice, Sour Apple, Miami Mint, etc.

Review Score

Metric	Score	Remarks
Flavor	4.9	intense and consistent.
Throat Hit	4.5	Smooth, not harsh.
Vapor	4.8	Huge for a disposable.
Battery	4.2	Drains fast in Pulse.
Overall	4.7	Best tech in a disposable.

3. Uwell Caliburn GK3: Best Retro-Future Clear Vape

Why We Picked It

The GK3 brings a 90s pager vibe. The casing is clear plastic. The screen is a retro LCD. I love this aesthetic. It consumes less battery than OLED. I charged it once every two days. Jamal wore it on the lanyard. He said it felt weightless.

The flavor is classic Uwell. They use "Pro-FOCS" technology. It restores flavor well. I tested the 0.6-ohm pod. The fruit notes were sharp. Marcus tried the 0.9-ohm pod. He preferred the tighter draw. The pods are ultrasonically welded. We saw zero leaks.

The shape is boxy. It does not fit a coin pocket well. Jamal complained about the corners. They are slightly sharp. But the visibility is great. You see exactly how much liquid is left. Dry hits are preventable. Dr. Walker notes that avoiding dry hits reduces exposure to thermal degradation byproducts.

Pros & Cons

Pros	Cons
Amazing retro design	Boxy ergonomics
Zero leakage observed	LCD is dim outdoors
Great coil lifespan	Lanyard is cheap
Precise flavor	Limited airflow control

KEY SPECS & FLAVORS:

• Price: $29.99

• Type: Pod System

• Battery: 900mAh

• Output: 25W Max

• Screen: Segmented LCD

• Pods: G3 Integrated Coil

• Materials: PCTG Plastic

• Flavors: N/A (Open System)

Review Score

Metric	Score	Remarks
Flavor	4.8	Uwell standard is high.
Throat Hit	4.6	Satisfying punch.
Vapor	4.4	Moderate production.
Battery	4.7	Efficient screen helps.
Overall	4.6	Style meets substance.

4. Lost Mary MT15000 Turbo: Best Thermal Edition Vape

Why We Picked It

This device changes color. The "Thermal Edition" has a clear layer. Heat from your hand alters the pigment. It is a visual trick. But the performance is real. I tested the "Turbo" mode. It hits at 22 watts. That is high for a disposable.

Marcus loved the airflow. It is very open. He could almost do a direct lung hit. The flavor is sweeter than the Pulse. It coats the tongue. I found the "Smooth" mode better. It extends the battery life. Jamal liked the texture. It grips well.

The size is chunky. It feels like a bar of soap. Dr. Walker points out the high nicotine content here. 50mg is standard. Users should monitor their intake. The novelty of the color change might encourage chain vaping. Be mindful of consumption.

Pros & Cons

Pros	Cons
Fun thermal color shift	Very bulky shape
Two distinct power modes	Flavor is very sweet
Large e-liquid capacity	Slow charging speed
Reliable draw sensor	Airflow is loud

KEY SPECS & FLAVORS:

• Price: $16.99

• Type: Disposable

• Puffs: 15,000

• Coil: Dual Mesh

• Battery: 600mAh

• Modes: Smooth (11W) / Turbo (22W)

• Feature: Thermal Color Change

• Flavors: Strawmelon Peach, Nana Coconut, etc.

Review Score

Metric	Score	Remarks
Flavor	4.6	Very sweet profile.
Throat Hit	4.5	Strong in Turbo mode.
Vapor	4.7	Dense clouds.
Battery	4.2	Needs daily charging.
Overall	4.5	A fun, powerful brick.

5. OXVA Xlim Pro: Best Aesthetic Clear Vape

Why We Picked It

The finish on this is mesmerizing. It is not fully transparent. It has a laser-like gleaming layer under clear plastic. It looks expensive. I tested the 0.8-ohm pod. The flavor clarity rivals Uwell. It is crisp. Marcus tested the 0.4-ohm pod. He got surprising clouds.

The build quality is stellar. It feels dense and rigid. Jamal put it in his back pocket. He sat on it. It did not bend. The RGB light strip is subtle. It is not annoying at night. The side fill is convenient. I did not have to remove the pod.

The airflow control is on the side. It is easy to block with a thumb. I had to adjust my grip. Once adjusted, the draw is silent. It is a stealthy vape. Dr. Walker approves of the leak-resistant design. Leaking liquid can be a skin irritant. This device stays dry.

Pros & Cons

Pros	Cons
Beautiful gleaming finish	2ml capacity is small
Top-tier flavor clarity	Side airflow blockage
30W output is strong	Pods can be hard to find
Fast charging	Magnet is weak

KEY SPECS & FLAVORS:

• Price: $26.99

• Type: Pod System

• Battery: 1000mAh

• Output: 30W Max

• Screen: OLED Mini

• Activation: Button & Auto-Draw

• Charging: 5V/2A

• Flavors: N/A (Open System)

Review Score

Metric	Score	Remarks
Flavor	4.9	Top of class.
Throat Hit	4.7	Smooth delivery.
Vapor	4.5	Good for size.
Battery	4.6	Charges very fast.
Overall	4.7	Beautiful and tasty.

6. Vaporesso XROS 4: Best Pod System for Reliability

Why We Picked It

The pods are clear. The device is aluminum. I included this because "clarity" applies to the pod visibility. You see every drop. The "Corex 2.0" tech is inside. I tasted my tobacco liquid. The nuttiness was distinct. Marcus tried the 0.4-ohm pod. He got a decent RDL hit.

Jamal owns the XROS 3. He says the 4 is faster. The screen is a nice addition. It shows the power mode. There are three modes. I kept it on "Strong." The battery lasted all day. The button placement is good.

It is not fully transparent like the Luxe. But the experience is "clear." No gurgling. No spit-back. It is consistent. Dr. Walker notes consistency is key for safety. Unpredictable devices cause user error. The XROS 4 is predictable. It just works.

Pros & Cons

Pros	Cons
Legendary reliability	Not fully transparent body
Clear pod visibility	Screen is very basic
Three power modes	0.4 pod drains battery
Rapid charging	Paint can scratch

KEY SPECS & FLAVORS:

• Price: $29.99

• Type: Pod System

• Battery: 1000mAh

• Charging: 2A USB-C

• Pods: XROS Series (All compatible)

• Modes: Soft / Normal / Strong

• Body: Aluminum Alloy

• Flavors: N/A (Open System)

Review Score

Metric	Score	Remarks
Flavor	4.9	Industry standard.
Throat Hit	4.8	Perfect MTL hit.
Vapor	4.4	Decent volume.
Battery	4.7	Efficient management.
Overall	4.8	The reliable choice.

7. Raz TN9000: Best Screen Display Vape

Why We Picked It

This device has a massive screen. It sits behind a smoked clear shell. It looks like a retro game console. I picked "Night Crawler" flavor. It is a mix of berries. The flavor is deep. Marcus liked the adjustable airflow. It is on the bottom.

The screen has animations. It shows a flame when you puff. Jamal found this distracting while driving. He covered it with his thumb. The battery is 650mAh. It is standard. But the screen drains it. I charged it daily.

The mouthpiece is rubberized. It feels soft. I chewed on it slightly. It held up. The draw is loose. It is not for tight MTL. Dr. Walker advises keeping screens away from children. The animations can be attractive to youth. Keep this device secured.

Pros & Cons

Pros	Cons
High-definition screen	Screen drains battery
Unique transparent look	Airflow is noisy
Soft mouthpiece	Animations are distracting
Consistent flavor	Loose draw only

KEY SPECS & FLAVORS:

• Price: $14.99

• Type: Disposable

• Puffs: 9000

• Screen: HD Display

• Battery: 650mAh

• Coil: Mesh

• Airflow: Adjustable

• Flavors: Night Crawler, Dragon Fruit Lemonade, etc.

Review Score

Metric	Score	Remarks
Flavor	4.5	Good but standard.
Throat Hit	4.2	A bit airy.
Vapor	4.6	Good production.
Battery	4.0	Screen eats power.
Overall	4.4	Visuals over function.

8. Voopoo Drag S2: Best Cloud Clarity Vape

Why We Picked It

The pod tank is clear. The platform is PnP X. This is for cloud chasers. Marcus took lead here. He used the 0.2-ohm coil. The clouds were massive. The flavor separation is excellent. He tasted the crust in a pie liquid. I tried it at 20 watts. It was too airy for me.

The device is not clear. But the tank offers perfect liquid visibility. The top airflow is key. It prevents leaks completely. Jamal carried it in a backpack. No mess. The vegan leather grip is nice.

However, the battery is built-in. Once it dies, the device is done. 2500mAh is good. But degradation happens. Dr. Walker notes that sealed batteries are safer for beginners. There are no loose cells to mishandle. This fits the intermediate user.

Pros & Cons

Pros	Cons
Zero-leak top airflow	Proprietary drip tip
Great coil lifespan	Battery not replaceable
Clear tank visibility	Auto-draw is laggy
Dense vapor production	Large for pockets

KEY SPECS & FLAVORS:

• Price: $35.99

• Type: Pod Mod

• Battery: 2500mAh

• Power: 60W Max

• Coils: PnP X Platform

• Airflow: Top-Intake

• Screen: 0.96" TFT

• Flavors: N/A (Open System)

Review Score

Metric	Score	Remarks
Flavor	4.6	Clean mesh flavor.
Throat Hit	4.3	Smooth, low hit.
Vapor	4.9	Fog machine.
Battery	4.5	Good capacity.
Overall	4.5	For the cloud lovers.

9. Geekvape Sonder Q: Best Budget Clear Vape

Why We Picked It

It is cheap. It is simple. The pod is clear. The "Sonder" light breathes through the clear letter. I bought this for $14. It performs like a $30 device. The draw is automatic. It never failed me. Marcus tried to chain vape it. The plastic got warm.

Jamal loves the weight. It is 39 grams. You forget it is there. The flavor is surprisingly bright. It uses the "Q" pods. They are sealed. No coil changes. Just toss the pod.

The charging is slow. It takes over an hour. There is no screen. You guess the power level by the light color. Dr. Walker appreciates the simplicity. Fewer settings mean fewer user errors. It is a good entry point for existing smokers switching.

Pros & Cons

Pros	Cons
Extremely affordable	Slow charging
Very lightweight	No power adjustment
Good flavor clarity	Top cap is hard to snap
Reliable auto-draw	Plastic feels cheap

KEY SPECS & FLAVORS:

• Price: $13.99

• Type: Pod System

• Battery: 1000mAh

• Output: 20W Max

• Pods: Geekvape Q Cartridge

• Activation: Draw Only

• Weight: 39.1g

• Flavors: N/A (Open System)

Review Score

Metric	Score	Remarks
Flavor	4.4	Good for price.
Throat Hit	4.5	Nice tight draw.
Vapor	4.0	Low production.
Battery	4.4	Lasts a day.
Overall	4.3	Value king.

10. Lost Vape Orion Bar 10000: Best Art Clear Vape

Why We Picked It

The shell is a thick layer of clear plastic. Underneath is chaotic artwork. It looks like street art. I chose "Lush Ice." The flavor is very cold. It has a smart display for juice. Marcus liked the airflow slider. It is on the bottom.

The shape is comfortable. It is a rounded box. Jamal said it looks cool at a bar. The draw is smooth. It is quieter than the Raz. The flavor held up for a week. I noticed a drop in sweetness after day 6.

It is bulky. It bulges in a pocket. The plastic scratches easily. My keys ruined the clear finish. Dr. Walker notes the high sweetener content. It can cause coil gunk. This might release off-flavors. Discard if the taste changes.

Pros & Cons

Pros	Cons
Unique artistic design	Scratches easily
Accurate percentage display	Flavor fades late
Adjustable airflow	Bulky form factor
Strong cooling effect	5% nic is harsh

KEY SPECS & FLAVORS:

• Price: $15.99

• Type: Disposable

• Puffs: 10,000

• Battery: 650mAh

• Coil: Mesh

• Feature: Smart Display

• Design: Transparent Shell

• Flavors: Lush Ice, Grape Burst, Miami Mint, etc.

Review Score

Metric	Score	Remarks
Flavor	4.5	Starts strong.
Throat Hit	4.6	Icy and sharp.
Vapor	4.5	Good density.
Battery	4.2	Standard life.
Overall	4.4	Artistic flair.

Compare Performance Scores of These Vapes

Device	Overall	Flavor	Throat Hit	Vapor	Battery	Leak Res	Build	Ease	Portability
Luxe XR Max	4.8	5.0	4.8	5.0	4.9	4.7	4.9	4.5	4.0
Pulse X	4.7	4.9	4.5	4.8	4.2	4.8	4.5	5.0	4.3
Xlim Pro	4.7	4.9	4.7	4.5	4.6	4.6	4.8	4.6	4.7
XROS 4	4.8	4.9	4.8	4.4	4.7	4.9	4.7	4.9	4.8
Caliburn GK3	4.6	4.8	4.6	4.4	4.7	5.0	4.5	4.7	4.9
Drag S2	4.5	4.6	4.3	4.9	4.5	4.9	4.6	4.2	3.8
MT15000	4.5	4.6	4.5	4.7	4.2	4.7	4.4	4.9	3.5
Raz TN9000	4.4	4.5	4.2	4.6	4.0	4.6	4.3	4.8	4.2
Orion Bar	4.4	4.5	4.6	4.5	4.2	4.7	4.2	4.9	4.0
Sonder Q	4.3	4.4	4.5	4.0	4.4	4.5	4.0	4.8	5.0

Analysis of the Scores:

The Vaporesso Luxe XR Max and XROS 4 dominate. They score high in flavor and build. The Luxe wins on battery and versatility. It handles both MTL and DL. The XROS 4 is the king of reliability. It is simpler. It suits the "set it and forget it" user.

The OXVA Xlim Pro is a close runner-up. Its flavor score matches the XROS. It loses points only on pod capacity. 2ml is small for heavy users. Frequent filling is annoying.

The disposables trail slightly in battery. The Pulse X scores high on innovation. But the battery drain in Pulse Mode hurts it. The Raz TN9000 suffers similarly. Screens eat power. Users prioritizing longevity should choose the Luxe XR Max.

For portability, the Sonder Q and Caliburn GK3 win. They are light. They vanish in pockets. The Drag S2 scores lowest there. It is a mod. It is heavy. It is for the desk or the car. Choose based on where you vape most.

How to Choose the Best Clear Vape?

Choosing a clear vape depends on your habits. Do you want to see the juice or the circuit board?

1. Define Your Style:

• Visual Transparency: If you love tech aesthetics, get the Luxe XR Max. The exposed chip is unique.

• Flavor Clarity: If you want pure taste, get the XROS 4. The Corex tech is superior.

2. Consider Battery Needs:

• Heavy Users: You need mAh. The Luxe XR Max has 2800mAh. It lasts days.

• Light Users: The Sonder Q is sufficient. 1000mAh covers a workday.

3. Disposable vs. Refillable:

• Convenience: Geek Bar Pulse X. Buy it, use it, toss it.

• Economy: Caliburn GK3. Buying juice is cheaper long-term.

Our Recommendation:

For a rechargeable device, buy the Vaporesso Luxe XR Max. It is powerful and beautiful. It grows with you.

For a disposable, buy the Geek Bar Pulse X. The screen and flavor are unmatched in the throwaway market.

Pro Tips for Clear Vape Users

• Clean the Casing: Clear plastic shows fingerprints. Wipe it with microfiber daily.

• Avoid Sunlight: Clear tanks expose juice to UV. Sunlight degrades nicotine. Keep it shaded.

• Check Juice Levels: Use the transparency. Don't let the liquid drop below the cotton ports.

• Watch for Cracks: Polycarbonate is strong but brittle. Don't drop it on concrete.

• Charge Correctly: Use the cable included. High-amp chargers can heat up the clear shell.

• Lock the Device: Transparent buttons are sensitive. Lock it before pocketing.

• Rotate Flavors: Clear flavor profiles cause vaper's tongue. Switch flavors to reset your palette.

FAQs

1. Why are clear vapes trending?

They offer a futuristic look. Users like seeing the technology inside. It also helps verify liquid levels easily.

2. Does the clear plastic crack easily?

Most use PCTG or Polycarbonate. These are durable plastics. They resist impact better than glass.

3. Can I use any juice in these?

For the pods (XROS, Luxe, GK3), yes. Use 50/50 VG/PG for MTL. Use 70/30 VG/PG for DL coils.

4. How long do the coils last?

In the Luxe and XROS, expect 1-2 weeks. Sweet juices kill coils faster. Clear juices last longer.

5. Are disposables like Pulse X safe?

They contain lithium batteries. Recycle them properly. Do not throw them in regular trash.

6. Does the screen drain the battery?

Yes. Devices like Raz TN9000 use power for visuals. Expect more frequent charging than screenless vapes.

7. Why is my clear vape leaking?

Temperature changes cause leaks. Don't leave it in a hot car. The air pressure pushes liquid out.

8. Is 5% nicotine too much?

For non-smokers, yes. It is very high. It is designed for heavy smokers switching. Use caution.

Sources

• Centers for Disease Control and Prevention. E-Cigarette Use Among Youth and Young Adults: A Report of the Surgeon General. 2016. https://www.cdc.gov/tobacco/data_statistics/sgr/e-cigarettes/index.htm

• Farsalinos Konstantinos E, et al. E-cigarettes: an evidence update. Public Health England. 2015. https://assets.publishing.service.gov.uk/government/uploads/system/uploads/attachment_data/file/733022/Ecigarettes_an_evidence_update_A_report_commissioned_by_Public_Health_England_FINAL.pdf

• Goniewicz Maciej L, et al. Levels of selected carcinogens and toxicants in vapour from electronic cigarettes. Tobacco Control. 2014. https://tobaccocontrol.bmj.com/content/23/2/133

• Royal College of Physicians. Nicotine without smoke: Tobacco harm reduction. London: RCP. 2016. https://www.rcplondon.ac.uk/projects/outputs/nicotine-without-smoke-tobacco-harm-reduction