Sometimes I have to wear a jumper, but then as I get busier I can take it off and just wear a polo shirt.............oh, wait............
First was measured so regularly so both oils and lye were between 60 and 65 C when mixed. Next one was not really measured, just left oil and lye outside to cool off (Pine Tar, so wanted it cold as!) and the last was also just mixed slightly warm.
For HP it matters even less, apparently