EEWW!!... But no! The small amount of metabolites (what drugs break down into and what they test for in the lab) that may be (not sure if metabolites are present in semen) left in the system of the user's would be utterly destroyed by your digestive system, and broken down into simple unrecognizable molecules. Only the user of the drug will possess the by-products needed to test and get positive results.
how long after smoking a little marijuana will it still show up ?
No
any amount of marijuana smoked will eventually show up in the urine.
No. It would not work. it would only cause liver damage n maybe burn out other insides. Do not attempt.
blood or urine.
I used marijuana one time and only hit it once,how long will it stay in my urine?
Yes you can. Urine is sterile. That is why if your stuck in the desert with nothing to drink it is recommended to drink your urine.
As marijuana.
About 15 days.
No, they don't do a saliva test for marijuana, they do a urine test.
Where can you find cleansing products for marijuana
Don't use marijuana.