Which term describes crystals of methamphetamine hydrochloride?

The term that describes crystals of methamphetamine hydrochloride is "Ice." Ice refers specifically to the crystalline form of methamphetamine that can be smoked, providing a fast and intense high. It is known for its purity, which differentiates it from other forms of methamphetamine that may be in powder form. The term conveys an image of the clear, glass-like crystals that can resemble shards of ice, highlighting both its appearance and method of use.

This distinction is significant in the context of substance abuse and recovery, as recognizing the specific terminology associated with various drugs can aid in better understanding their effects, risks, and the demographics of individuals who may be using them. The other options represent different substances entirely, such as "Crank," which commonly refers to a less pure form of methamphetamine, "Ecstasy" which is a mixture of MDMA, and "GHB," a depressant often used recreationally and medically, but none of these terms accurately describe the crystals of methamphetamine hydrochloride.