Teen vaping tied to marijuana use Get Smart About Drugs Say no to vaping. 10 15 vape puffs are roughly equivalent to one cigarette. We want to encourage and support families to have open and engaging conversations with young people to How Long Does Weed Stay in Your System? (Urine, Saliva, Hair) California recalls cannabis vape months after it was told of contamination Los Angeles Times Vaping vs. vaporizing cannabis: what's the difference?