the microwave was introduced to the public in 1943.
the microwave was introduced to the public in 1943.
when was the microwave introduced to the public?
1943
the development of the cavity magnetron made possible the production of electromagnetic waves of a small enough wavelength (microwaves). american engineer percy spencer is generally credited with inventing the modern microwave oven after world war ii from radar technology developed during the war. named the "radarange", it was first sold in 1946. raytheon later licensed its patents for a home-use microwave oven that was first introduced by tappan in 1955, but these units were still too large and expensive for general home use. sharp corporation introduced the first microwave oven with a turntable between 1964 and 1966. the countertop microwave oven was first introduced in 1967 by the amana corporation. after sharp introduced low-cost microwave ovens affordable for residential use in the late 1970s, their use spread into commercial and residential kitchens around the world. in addition to their use in cooking food, microwave ovens are used for heating in many industrial processes.
microwave oven
tower of magicks









































tower of magicks is an adventure for fantasy role-playing games published by mayfair games in 1983.









































section::::contents.









































"tower of magicks" is a scenario for good-aligned characters of levels 3-6, and a sequel to "beastmaker mountain". this is an adventure where problems are best solved by thought rather than combat. the book includes dungeon floor plans. the adventure is also suitable for use with "dungeons & dragons" and "tunnels & trolls".









































section::::publication history.
tower of magicks