My experience is that the warm/hot water is mostly there to increase the solubility of the "dirt" in the soapy/dishwasherliquid-y water. If you still can put your hand in it, the water can't be much more than 40°C/110°F, which won't kill that many germs.
I just use lukewarm water.
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SilverElephant
- Posts: 130
- Joined: Mon Jul 22, 2013 12:40 pm