FIRM Fact Files - Science and What To Know - (Ep. 09282024)

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3 days ago
15
Automotive Education twitter.com/markmerril8262 - youtube.com/@markmerrill6852

A historical mini-segment on the former gasoline additive Tetraethyl Lead, which stopped all gas-powered engines from "engine knock" or "metal pinging" when accelerating; the additive was eventually replaced in the early 1970's as presented from research in Britannica.org (Approx. 6:30)

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