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Exploding Water in the Microwave Heating water in the microwave can be dangerous.  
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Did you know that heating water in the microwave can actually be dangerous? This is not an experiment but rather a warning to help you avoid a potential disaster. The American Burn Association (ABA) has identified scald burns from superheated liquids in microwaves as a target for a new public awareness campaign... "Water alone should never be heated in a microwave." Here's why...