well depends on how you grow them indoor or outdoor i say 8 plants
The only true way to get marijuana out of your system is time. Marijuana will take about 30 days to exit the system. Any time before that and you'll probably turn up positive on a drug test.
They take in Carbon Dioxide, exhaling Oxygen which we breath in to release their "air"
That is 80 ounces
3 ounces
135.256 fluid ounces. (US)
16 ounces = 1 pound
It depends on how many ounces it is.
There are 16 ounces in a pound, so two pounds is 32 ounces.
2,000 (pounds) times 16 (ounces) = 32,000 (ounces). Simple.
0.42
15 ounces of water is 30 tbsp.
it would take about 1,999 ounces to feed 148 people