Marceaux et al. 2008. "Neuropsychological effects of formaldehyde use."
Journal of Psychoactive Drugs.Formaldehyde is ... a well known neurotoxin which has recently become popular among substance abusers for its rapid onset euphoria, availability, and low cost; it is known on the street as "wet" or "fry." However, the neuropsychological and cognitive effects of formaldehyde are not well known....
Inhalation of industrial formaldehyde has been shown to cause exposed individuals to have a decrease in performance, lack of concentration, loss of memory, disturbed sleep, impaired balance, variations in mood, and irritability (Wilbur et al. 1999)....
EFFECTS OF INTENTIONAL EXPOSURE
Formaldehyde is a known toxin that has become popular among drug users; in its various forms, it is known on the street as "wet" or "fry." Formaldehyde embalming fluid is legal to purchase and possess and is easily accessible; individuals can obtain it through retail sale and staff of morgues, hospitals, and funeral homes (Klein & Kramer 2004). From these resources, formaldehyde is available to those who want to use or sell it for its euphoric and hallucinogenic effects....
This embalming fluid is often laced with PCP (Elwood 1998; Holland et al. 1998). The term fry will be used in the majority of this article in reference to this specific use of formaldehyde. The symptoms of fry intoxication are nearly identical to those seen following PCP use....
http://findarticles.com/p/articles/mi_6831/is_2_40/ai_n31462573/