Phytol cited as potentially dangerous cannabis vape ingredient Cannavaping' could see e cigarettes used to deliver medicinal cannabis Cannabis The Guardian Sharing on behalf of the Baltimore County Health Department which has received recent reports of youth and adults being hospitalized after using vape products, including e cigarettes. Not regulated by the FDA, they Cannabis oils used in vaping devices can have high levels of THC. Many young people in Ontario say they use cannabis. In 2023, about 1 in 6 students in grades 712 said