/tmp/ And /var/tmp/ are two entire world-writable directories Linux methods give for short-term information. The previous is usually on tmpfs This can be bizzare, as my laptop was purchased six months ago brand new, so i believe every one of these data files pre-2019 (basicly having information from annually in https://www.tjcyindustrialchem.com/news/exploring-trimethylolpropane.html