Each popcorn kernel contains a small amount of water stored in a circle of soft starch inside the hard outer casing. When heated to around 450° F, the moisture turns to steam, creating pressure within.
As the pressure builds, the casing eventually gives way, and the kernel explodes and pops, allowing the water to escape as steam and turning the kernel inside out.
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our ..... what is the ideal percentage of water in popcorn kernels for best popping.
Popcorn pops because each popcorn kernel is special. Here's a look at what
makes popcorn different from other seeds and how popcorn pops.
Dec 7, 2011 ... When popcorn “pops” is it a chemical or a physical change? ... For example, it is
commonly noted that popped popcorn seems to have changed ...
The sound of popcorn popping is almost as much fun as eating it. No wonder it is
the most popular snack at movie halls and homes around the world. But what ...
Apr 14, 2005 ... Hamaker and his associates analyzed 14 different genetic varieties of yellow
popcorn and compared their microwave popping performance.
There is water in the kernel of the popcorn and as the water heats up it expands
into ... If it is below that number, the chances of the kernel popping decrease.
Have you ever wondered what makes popcorn pop? The popping is linked with
the properties of gases. What hap- pens when a gas is heated? Charles's law ...
Apr 24, 2005 ... The chemical processes involved in popcorn popping could also end up being of
interest in other fields of food science, Hamaker says.
Apr 15, 2005 ... Chemists at Purdue University have identified a key crystalline structure inside
popcorn that appears to determine its popping quality.