Not this kind of insulator...
When we first read a headline about 800 "insulators" coming to the Shell ethane cracker in Monaca, PA, we immediately thought it meant some sort of electrical component--you know, the things you see along electric lines near poles? But no, the article was not about electric insulators, but about *people* call insulators--members of the International Association of Heat and Frost Insulators and Allied Workers union.
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