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Cheeseburger Chemistry: Condiments -- Chemistry Now (Encore)

OK, the hot dogs and hamburgers are hot off the grill. So what's missing? Condiments! Find out about the chemistry of ketchup, mustard and mayo: suspensions, emulsions in this video from our "Cheeseburger Chemistry" series. It uses uses ketchup, mustard and mayonnaise to explain two different types of mixtures: suspensions and colloidal dispersions (emulsions).

Have a happy Fourth of July.

Original air date: August 11, 2011

Credit: NBC Learn and the National Science Foundation (NSF)

Video Transcript:
See the Chemistry Now Special Report for the captioned version and other Chemistry Now episodes.

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