Do any of you guys know what knowing the freezing point of water could be usefull for?

Making ice
staying safe in harsh weather so you dont get frost bite.

Ifound this on google “aristotle (384–322 bc) in western scientific taxonomy the greek philosopher aristotle was the first to classify all living things, and some of his groups are still used today, like the vertebrates and invertebrates, which he called animals with blood and without blood.” i hope this you for what your looking for.