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[michaelkoloboff]

Unused lithium batteries provide a convenient source of lithium metal for use as a reducing agent in methamphetamine labs. Some jurisdictions have passed laws to restrict lithium battery sales or asked businesses to make voluntary restrictions in an attempt to help curb the creation of illegal meth labs.
https://en.wikipedia.org/wiki/Lithium_battery
Да запретить химию вообще на хуй, и всего делов. И физику. И математику. И вообще все запретить.