Since large hits off a lightbulb vap don't make you want to cough as bad as a large hit by anything else, I usually try to hold it in longer. I read that THC gets absorbed within 3 seconds off a pipe or bong, so I try not to hold it in more than 5.
ninevolt99 Reviewed by ninevolt99 on . The holding hits debate, regarding VAPOR The holding hits debate has been ongoing for quite some time with both sides producing evidence in their support. As erb is very hard to find in my area, I would prefer to conserve as much as possible and have read certain NORML studies that say "as much as 40% of available THC is often exhaled." We all know smoke is harmful and should not be held in the lungs. However, vaporizers are much healthier on the lungs. Oxygen deprivation killing brain cells hardly sounds like a Rating: 5