These days there are so many alternative fuel sources — hydrogen, natural gas, and propane; alcohols such as ethanol, methanol, and butanol; vegetable and waste-derived oils; electricity; the list could go on. Bacon as a fuel source. One fuel alternative we’re probably not likely to have come across is bacon grease. Yes, bacon grease. Pierson on the bacon-fueled bike. Actor Eric Pierson just drove his motorcycle from his home in Minnesota to San Diego for the Bacon Fest and Film Festival over Labor Day weekend. Doesn’t sound too special? Well, his motorcycle was powered by the bacon grease. In order...