- Pollution levels as fine particulate matter in the air and how long they persistent was compared with marijuana joint, the bong with its bowl, the glass pipe, electronic vaping pen, and a Marlboro cigarette inn 60 controlled experiments. Cannabis joints were the most polluting – 3.5 times that of a Marlboro. The emission rate for a cannabis bong was 67% that of a joint; the glass pipe’s emission rate was 54% of the joint, and the vaping pen’s emission rate was 44% of the joint, as polluting as a cigarette, but hung around longer.
Pot producers are pushing to clamp down on Delta-8 THC
Despite being almost chemically identical to outlawed forms of marijuana, Delta-8 has escaped widespread scrutiny and oversight. Despite being almost chemically identical to outlawed forms of marijuana, Delta-8 has escaped widespread scrutiny and oversight. A little-known substance derived from hemp is flying off the shelves of U.S. gas stations and smoke shops, offering users a