Is it risky to smoke or vape around companion animals? RSPCA Knowledgebase Health Risks of Secondhand Smoke and Aerosols Factsheet US EPA Solving secondhand "vape smoke" at workand at home Vaping Around Babies How Secondhand Vapor Smoke Can Harm Kids Study finds secondhand smoke may be source of lead exposure in children, adolescents Vital Record Secondhand e cigarette aerosols expose kids to less nicotine than cigarettes, study finds, but can still be risky CNN