This document provides information about methamphetamine (meth), including what it is, how it's ingested, common signs of meth use, and how to identify a potential meth lab. Meth comes in various forms and is often snorted, smoked, or injected for its euphoric and energizing effects. Long term meth use can cause physical and psychological harm. Clandestine meth labs are dangerous and produce toxic waste. The document outlines physical and behavioral signs that may indicate meth use or production and advises contacting authorities instead of confronting a suspected user or lab.