Today on Past Gas is the insidious story of how GM scientists developed a type of gasoline that caused insanity, sickness, and maybe even murder. This story is so devious that it might feel like a cheap dime store novel, but everything we’re going to tell you is true. Why was lead added to fuel in the first place? Who was the scientist behind it? How did the American government let this happen? And did leaded fuel actually lead to an increase in serial killers?! Let’s find out. More about Show: Follow Nolan on IG and Twitter @nolanjsykes.   Follow Joe on IG and Twitter @joegweber. Follow Donut @donutmedia, and subscribe to our Youtube and Facebook channels!   Don’t forget to subscribe to the podcast for free wherever you're listening or using this link: http://bit.ly/PastGas. If you like the show, telling a friend about it would be helpful! You can text, email, Tweet, or send this link to a friend: http://bit.ly/PastGas. Thanks to our sponsors: Get Valvoline for your car! Sign up today at butcherbox.com/GAS and use code GAS to get 1 pack of free bacon in EVERY box for the life of your membership PLUS $10 off your first order.  Get 20% OFF @vincerocollective + Free Shipping with promo code Gas at vincerocollective.com/gas! #vincerocollective Cancel unnecessary subscriptions with Rocket Money by going to RocketMoney.com/gas. Learn more about your ad choices. Visit podcastchoices.com/adchoices