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The microwave oven was invented in 1945 by American engineer Percy Spencer who worked for Raytheon.

www.livescience.com/50259-microwaves.html

Mar 26, 2015 ... This image unveiled March 21, 2013, shows the cosmic microwave background ( CMB) as observed by the European Space Agency's Planck ...

faulknersappliance.com/15-interesting-facts-about-microwaves

Apr 23, 2015 ... Just a few generations ago, this convenience had not yet been invented. Read on to learn some more interesting facts about microwaves.

sciencewithkids.com/science-facts/facts-about-microwaves.html

Learn science facts about microwaves. Find out how microwaves work, some of the many uses of microwaves and other microwave facts.

www.softschools.com/facts/science/microwaves_facts/2811

Microwave ovens were invented by accident by an engineer named Percy Spencer when a chocolate bar in his pocket melted while building magnetrons for ...

microwaves.wikispaces.com/Interesting+Facts

Some interesting facts: The first microwave ever built was 6 feet tall (size of a refrigerator) and weighed nearly 750 pounds; The first microwave also cost $5,000 ...

www.darvill.clara.net/emag/emagmicro.htm

Microwaves are basically extremely high frequency radio waves, and are made by various types of transmitter. In a mobile phone, they're made by a transmitter ...

www.ift.org/Knowledge-Center/Learn-About-Food-Science/Food-Facts/Fast-Facts-for-Fast-Heating.aspx

However, it's important to remember that microwaves differ greatly from conventional ovens. Here are some facts and tips from food scientists and IFT ...

www.health.com/food/5-myths-and-facts-about-your-microwave

Feb 3, 2015 ... Nope, you shouldn't be overly concerned about microwaves messing with nutrients.

science.hq.nasa.gov/kids/imagers/ems/micro.html

Mar 27, 2007 ... Microwaves have wavelengths that can be measured in centimeters! The longer microwaves, those closer to a foot in length, are the waves ...