The main thing about P2P meth is that there's so much of it (2021)

A 2021 article discusses the widespread presence of peer-to-peer (P2P) methamphetamine. This matters because P2P meth is often associated with increased purity and potency. As a result, users may be at higher risk of overdose and other adverse effects. Engineers may need to consider the potential impact of P2P meth on public health and safety.