MUNDANE MYSTERIES: What makes a popcorn kernel actually pop?

corncob explodes and produces popcorn

MUNDANE MYSTERIES: What makes a popcorn kernel actually pop?

Happy National Popcorn Day! What makes a popcorn kernel actually pop?

Popcorn kernels are 4% water, so when they are heated up either in the microwave or popcorn machine and the water causes popcorn to eventually pop when it gets hot enough. Creating that tasty white cluster we all know and love.

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