On Tuesday, 24 April 2018 15:23:15 UTC+1, wrote:
NT:

"Oh, yes there is an exception. If an old microwave has no turntable, forget it, those ones are hopeless and a food poisoning risk. "

The turntable is actually a cheap way out of real engineering.

it's sound engineering

Microwaves without them "stir" the waves with a reflector at the top which is motor driven, usually off the fan and some of them just use the air flow to blow them into turning.

yes, with abysmally uneven cooking as the result.


Now if you have a microwave with both, there's a good one and I believe

yes, those are best for cooking evenness. Of course it still doesn't counter the tendency for things to be boiling on the outside & ice in the centre.


NT