The practices are known colloquially as "sniffing", "huffing" or "bagging". The first stage is huffing, or very heavy breathing, which means be careful . The term "huffer" often refers to a form of substance abuse known as huffing. A common form is huffing as a means of intoxication. It is more similar to poppers than huffing. They then buy glue from the grocer, which they use to get high via huffing. Several reports of fatal car crashes have been linked to drivers huffing 1,1-difluoroethane. Near the job centre, he buys Evo-Stik for huffing, and immediately enters the job centre. Parkinsonism (see&colon; Signs and symptoms of Parkinson's disease) has been associated with huffing. Rebel pieces cannot capture directly, but may do so through huffing.