I'll typically bring hot water from the tap to the boil instead of waiting longer for cold water. This hot water comes from water heater with a large storage tank. Is this considered safe? For ...
I usually throw away the remaining water in the electric kettle before refilling it if the water is more than about a day old. In theory wouldn't boiling kill any impurities the old water might have? ...
Is it safe to use rainwater as an ingredient versus tap water - or even cooking things in it like pasta? Would there be any differences in measurements or cooking times - the thought being that there ...