Final answer:
In the 70's, the illicitly manufactured form of methamphetamine was often referred to as 'crystal meth'. This variant proved to be highly addictive, easily accessible, and cheaper, contributing to its popularity among users despite its severe health consequences.
Step-by-step explanation:
During the 70s, illicitly manufactured methamphetamine was often referred to as crystal meth, named for its resemblance to rock crystal formations. This highly addictive variant of methamphetamine reaches the brain swiftly, triggering a fleeting, intense euphoria that prompts users to continue using the drug. The availability of potent, inexpensive forms of methamphetamine, coupled with a lower risk of overdose compared to opiate drugs, has made crystal meth popular among illicit drug users. Numerous serious long-term health problems are associated with its use, including 'meth mouth', memory loss, sleep problems, violent behavior, and paranoia.
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