Unit2:So,What’sReallyInTheseE-Cigarettes/VapePens?

© Stanford University

What’s in E-cigarettes/Vape Pens?

Battery Atomizer/coil

Absorbent material/cotton: Nicotine

Propylene glycol Vegetable glycerin

Flavorants

Nicotine aerosol

WhatAreE-Cigarettes?

E-Juice/E-Liquid

E-Cigarette/Vape Pen Liquid Ingredients

Propylene Glycol

Vegetable Glycerin Nicotine

Flavoring Chemicals

E-Juice/E-Liquid

Lesson2.1:Activity 1: It’s Just Water Vapor, Right?

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1.  Usingyourownwords,definetheterms:VAPOR,GAS,AEROSOL

2.  Usinglaptop,phone,ordictionaries,findtheexactdefinitionforeachterm

3.  Listexamplesofeachterm

4.  Reviewasaclass

ActivityDirections

ClassDiscussionSharewhatyourgroupcameupwith!

Defin

ition

sGAS:asubstancewithindefiniteexpansion.Whenyouletagasoutofit'sbottle,itwillusuallykeepspreadingoutuntilit'scompletelymixedwiththeair.VAPOR:itcanmeanthesameasgas,butitmayalsobeusedtodescribeavisibleexhalation,suchassteamorfog."Vapor"isn'taspreciseatermas"gas"or"aerosol."AEROSOL:amixtureofliquidparticlessuspendedinagas.Insteadofjustmixingwiththeairlikeapuregas,aerosolscanleavedropsbehind.

Doyouthinke-cigarettes/vapepenscreateavapor,agas,oraerosol?

CLICK HERE FOR KAHOOT

SURVEY

It’sanAerosol,NotaVapor

Lesson2.1:Activity 2: Vapor or Aerosol? Does it Really Matter?

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VapororAerosol

Whydoesitmatterthate-cigarettes/vapepenscreateaerosols?

Lesson 2.2: What’s in E-cigarette/Vape Pen Aerosol?

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What’s in E-Cig Aerosol?

•  Propylene glycol •  Glycerin •  Flavorings (many) •  Nicotine •  NNN •  NNK •  NAB •  NAT •  Ethylbenzene •  Benzene •  Xylene •  Toluene •  Acetaldehyde •  Formaldehyde •  Naphthalene •  Styrene •  Benzo(b)fluoranthe

ne

•  Cadmium •  Silicon •  Lithium •  Lead •  Magnesium •  Manganese •  Potassium •  Titanium •  Zinc •  Zirconium •  Calcium •  Iron •  Sulfur •  Vanadium •  Cobalt •  Rubidium

•  Benzo(ghi)perylene •  Acetone •  Acrolein •  Silver •  Nickel •  Tin •  Sodium •  Strontium •  Barium •  Aluminum •  Chromium •  Boron •  Copper •  Selenium •  Arsenic •  Nitrosamines, •  Polycyclic aromatic

hydrocarbons

•  Chlorobenzene •  Crotonaldehyde •  Propionaldehyde •  Benzaldehyde •  Valeric acid •  Hexanal •  Fluorine •  Anthracene •  Pyrene •  Acenaphthylene •  Acenapthene •  Fluoranthene •  Benz(a)anthracene •  Chrysene •  Retene •  Benzo(a)pyrene •  Indeno(1,2,3-

cd)pyrene

E-Cig Aerosol Composition

Compounds in yellow are from FDA 2012, Harmful and Potentially Harmful

Substances – Established List

•  Propylene glycol •  Glycerin •  Flavorings (many) •  Nicotine •  NNN •  NNK •  NAB •  NAT •  Ethylbenzene •  Benzene •  Xylene •  Toluene •  Acetaldehyde •  Formaldehyde •  Naphthalene •  Styrene •  Benzo(b)fluoranthe

ne

•  Cadmium •  Silicon •  Lithium •  Lead •  Magnesium •  Manganese •  Potassium •  Titanium •  Zinc •  Zirconium •  Calcium •  Iron •  Sulfur •  Vanadium •  Cobalt •  Rubidium

•  Benzo(ghi)perylene •  Acetone •  Acrolein •  Silver •  Nickel •  Tin •  Sodium •  Strontium •  Barium •  Aluminum •  Chromium •  Boron •  Copper •  Selenium •  Arsenic

•  Nitrosamines, •  Polycyclic

aromatic hydrocarbons

•  Chlorobenzene •  Crotonaldehyde •  Propionaldehyde •  Benzaldehyde •  Valeric acid •  Hexanal •  Fluorine •  Anthracene •  Pyrene •  Acenaphthylene •  Acenapthene •  Fluoranthene •  Benz(a)anthracene •  Chrysene •  Retene •  Benzo(a)pyrene •  Indeno(1,2,3-

cd)pyrene

All of these have been found in e-cig aerosol

WhereElseCanYouFindTheseChemicals?

NicotineFormaldehyde

Acetone

Rubidium

PropyleneglycolàAntifreeze EthylbenzeneàPaints, Pesticides

àCigarettes

àNail Polish Remover

àEmbalming àFireworks

What is Thirdhand Smoke?

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SHS

THS

Indoor Surfaces

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ThirdhandSmoke

Nicotine & other chemicals © Stanford University