While deployed, soldiers I know noticed hot water freezes faster than cold water. The Mpemba Effect, was later proven under some conditions (1) 1. https://www.

While deployed, soldiers I know noticed hot water freezes faster than cold water. The Mpemba Effect, was later proven under some conditions (1) 1. https://www.smithsonianmag.com/smart-news/new-experiment-shows-why-sometimes-hot-water-cools-faster-cold-water-180975543/ https://www.smithsonianmag.com/smart-news/new-experiment-sho...