Yes, The standard require 1- 1.5 inches for testing, which corresponds to 30 days of possible drug testing for every .5 inch.
No.
a week
can majuwnana get out of your system in 20 days if u havent smoked it in about 3 weeks
yes your going to fail
If THC has shown up, they either smoked it or was around others who smoked it. Other drugs do not make the tests come back positive for marijuana.
Good for you!!! Next you should learn how to properly form questions.
If you mean smoked marijuana, the answer is "probably yes." The risk is very low. Congratulations for stopping.
3wks
you will be fine.
if enough resin was burned in the process, then yes it will show up on a hair follicle test.
Yes. Drink water, lots of water to be sure. But since you have not smoked in a long time, you should be good.
No. Marijuana/THC is also stored in the fat cells and can be detected for much longer than a week.