> In the aviation world the fuel is very much still leaded. In the general aviation world, to be precise: https://www.nbcnews.com/business/business-news/leaded

> In the aviation world the fuel is very much still leaded. In the general aviation world, to be precise: https://www.nbcnews.com/business/business-news/leaded-gas-was-phased-out-25-years-ago-why-are-n1264970 https://www.nbcnews.com/business/business-news/leaded-gas-wa... The fact that GA is the quintessential arrogant rich man's hobby makes the environmental and human health externalities of it all the more disgusting. However, looking at it from a glass half full perspective, GA does exist at that sweet avocational intersection of "expensive" and "deadly," often putting a significant dent in the finances of those whom it seduces before killing them.