hand-hot 
adjective
(Of water) hot, but not too hot to put one’s hands into.Gently wipe away all traces of the cleansing lotion with a flannel wrung out in hand-hot water, rinsing at least twice more in hot water....
- And the chip is cool - not even hand-hot in operation.
- If using dried yeast, sprinkle it on to the hand-hot water with the sugar and leave in a warm place for 15 minutes until frothy.