No its completely not
Taking anything from someone else is considered stealing and is illegal, regardless of the fact that the stolen item is an illegal substance.
"Theft" is the unlawful taking of something that does not belong to you, regardless of its intrinsic value. Theft of even a shoelace is unlawful.
It's illegal.
Yes it is illegal because it it vandalism.
no
Yes
It is TRESPASSING.
Yes it is illegal to raid someones garbage.....
no but is is unormal and gross
Yes Yes
not unless you get caught
It depends on where you are.