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TAKE THE QUIZ“heat test”
We have one entry that includes the term heat test.
acid heat test
noun: a test used in petroleum refining for indicating the amount of unsaturated hydrocarbons in gasoline and performed by noting the increase in temperature caused by adding one volume of 93 percent sulfuric acid to five volumes of gasoline in a Dewar flask
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- Before we went to her house, Hannah told us her aunt was a flibbertigibbet.


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Merriam-Webster unabridged