Tried the "expanding soap in microwave" experiment. The soap did NOT puff up, it caught fire, and broke my plate. : r/Wellthatsucks
Erupting soap {STEAM activity for kids} - Gift of Curiosity
This Is What Happens When You Microwave a Bar of Soap » TwistedSifter
Happy Hooligans - IVORY SOAP MICROWAVE EXPERIMENT! Watch a bar of soap expand to over 6 times its size in less than a minute and a half! It's one of my favourite
Watch What Happens When You Put Ivory Soap In A Microwave [VIDEO]
Homemade Laundry Soap - with Microwaved Ivory! - The Make Your Own Zone