Unless you are going to work for a company regulated by the Department of Transportation - in which case they test for pot, opiates, amphetamines, cocaine and PCP - they can test for anything they want.
Health reasons. They usually check for diseases.
Drugs! They look for drugs. They don't want people to be under the influence while they are on the job.
A urine drug test checks for past drug usage. They are used to detect illegal drugs and some prescription drugs. These drugs include barbituates, cocaine, heroin, methadone, and much more.
Drug matabolites are what your liver breaks drugs in the bloodstream into, to render them harmless. They are also what appear in one's urine that drug testing looks for.
Almost no drug is detectable in urine 3 months after last use, this usually requires testing of hair.
No. But if you do drugs the byproduct of those drugs will be in your urine. That's how the drug test people normally. Hair, blood and oral fluids can also be tested for drugs. The effectiveness of each test varies as substances can be flushed out at different rates. See the related Wikipedia link below for more information on drug testing.
for drug testing?
The DOT urine test checks you for drugs and also for diabetes. The diabetes test is a dipstick, but the drug test is EMIT with GC/MS confirmation so if you're doing drugs you'll be caught.
DNA drug testing doesn't exist.
Vinegar lowers the PH of the urine, which tricks the drug test into testing negative for drugs.
It will depend on the number of drugs being tested for and also which drugs. The price will vary depending on location and availability of drug testing. 702 451 5434. accudiagnostics.com/las_vegas
Most drug tests are only testing for the 5 drugs that are part of a standard drug test (Marijuana,Cocaine,Opiates,Meth,PCP). Unless they have a reason to suspect you of using another drug, they will most likely leave it at testing for the drugs I listed above.
Probably. If your employer is testing you It depends on what drug, how much and how the employer feels about it.
No just urine testing.
They do Hair testing.