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[JoeMario]

re: “the Firestone problem” of years ago.

Wasn’t it due to this?

Driving with a slightly bulged tire is dangerous?

And just so everyone knows, the problem with the Firestone tires in 1978 was a chemical they (and everyone else) used to promote adhesion of rubber to steel - HMT (hexamethylenetetramine). In the presence of water, it turns into an acid - and it turns out that water vapor can diffuse through rubber. Firestone was the last to discover the problem and replace that chemical - and that’s why the successor to the Firestone 500, (the Firestone 721) also had the problem. The way the company handled…