um dude i know u wont quit but if u going to do that just snort because that is harder to break down(Meaning it stays in urine longer).
The real answer is you Can't mask cocaine in a urine test, no matter what you try.
you don't
Not legally.
lols
no. If you add water to your urine the test will still detect the cocaine in it. giving positive results.
Time.
Same place you get urine tests that test for weed or crack--go online and search for drug test kits. There are several vendors.
It is possible to perform a hair test for crack. Crack will remain the detectable in the hair for up to 3 months. In the urine it is only detectable for up to 4 days.
yea
Most likely not.
3-4 days
no