Timothy J Jorgensen
This year marks the 50th anniversary of the microwave oven, which were first sold for home use by Amana Corporation in 1967, but they had actually been used for commercial food preparation since the 1950s.
It wasn’t until 1967, however, that technology miniaturisation and cost reductions in manufacturing made the ovens small enough and cheap enough for use in the kitchens of the American middle class.