what's worse vaping or smoking cigarettes and Lung Cancer Risks: What You Need to Know Is Vaping Safer than Smoking?

Nicotine Tob Res 18(5):647653 National Center for Chronic Disease Prevention and Health Promotion

The active substance in cigarettes is nicotine

However, a growing awareness of e-cigarettes hazards including exposure to high levels of addictive nicotine and toxic chemicals as well as a propensity to act as a gateway for conventional cigarette smoking led the Food and Drug Administration to include e-cigarettes in its 2018 anti-smoking campaign aimed at youth called The Real Cost. A year later, an outbreak of e-cigarette or vaping product use-associated lung injury (EVALI) occurred, affecting the health of thousands of e-cigarette users

The budtender will weigh your choice of weed on scales if you took a loose option, or hand you your pre-rolled joints or edibles