mendip-defender

Maybe the DIN 912 standard might fill in some blanks, https://www.torqbolt.com/din-912-dimensions-standards-specifications/

Sorry, I've been away with work for the first part of the week. I will take a look at the maths and see if I can get it to work...

@K20shores I have had a quick go at trying to get the Specific Humidity maths to work but I end up with, q=0.00867 give 22C at 60%RH at 1005mbar. I...

> @mendip-defender that may not be incorrect. The units in this are typically g/kg, so it should be small. If you can, open a PR and I can double check...