Sponsor of the Day:
Jerkmate
https://www.iso.org/standard/3632.html
ISO 31-4:1992 - Quantities and units — Part 4: Heat
Quantities and units — Part 4: Heat
iso 31 41992quantitiesunitspart
https://www.wikidata.org/wiki/Q4246892
ISO 31-4 - Wikidata
international standard
iso 31 4wikidata
https://en.wikipedia.org/wiki/ISO_31-4
ISO 31-4 - Wikipedia
iso 31 4wikipedia