>Asbestos is another good example. We thought the stuff was just the best thing ever. Turns out, in the very long run, it's pretty bad news. Asbestos isn't man

>Asbestos is another good example. We thought the stuff was just the best thing ever. Turns out, in the very long run, it's pretty bad news. Asbestos isn't manmade, its a naturally occurring set of minerals [1]. It was obviously put into various man-made objects, but the fiber itself is naturally occurring. [1]https://en.wikipedia.org/wiki/Asbestos https://en.wikipedia.org/wiki/Asbestos