Begin your sentence with..........

Matters of states are broken down into 4 categories. Solid, Liquid, Gas, and Plasma.
I am so old that when l studied Physics, there were only three of these categories along with that there were nine planets in our solar system.

Oops , wrong thread.

Plasma is only created at extremely high temperatures.
 
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coffee? we need something stronger that would wake up you and me
so that we might remember each other
 
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