Employers may use a standard five-panel test of street drugs that includes: 1  marijuana (THC) 2  cocaine. 3  PCP. 4  opiates (e.g., codeine, morphine, heroin) 5  amphetamines (e.g., methamphetamine).
Guaranteed definition, a promise or assurance, especially one in writing, that something is of specified quality, content, benefit, etc., or that it will perform satisfactorily for a given length of time: a money-back guarantee. See more.
Period. Additional words in the guarantee advise buyers that this means they can return anything at any time for any reason. That information is very comforting to a customer. A meaningful guarantee has to really repay a customer for the trouble your product or service caused.