Gasoline has a straightforward purpose, whether it's for vehicles or smaller equipment such as a lawnmower: It makes things go. However, here's one thing many people don't know about this popular fuel ...

Add Yahoo as a preferred source to see more of our stories on Google. Person pouring gas into trimmer - Phadangs/Shutterstock Gasoline is not only essential for many cars to run, but it is also needed ...