Routine toxicological screening will most often be unable to detect the presence of any of the analogues of GHB such as GBL and BD.
Inhaling nitrites can cause dilated blood vessels, increased heart rate and produce the sensation of heat and excitement that may only last a few minutes.
Just one Ecstasy pill can cause a high which can last anywhere from three to six hours.
There are bills being considered in the state of Michigan which would make the possession of Bath Salts and some of their stimulant components a felony in the state.