With the rest of the world having long-since moved away from leaded fuels, aviation gasoline, or "avgas" for short, seemingly exists as a final holdover from a bygone era. The most ubiquitous avgas ...

The automobile itself traces its roots back to the late 19th century. Gas stations came about later, though, and people had to work a little harder to get gas up until that point. The first drive-in ...

Leaded fuel is considered one of the greatest environmental failures in modern human history. Adding tetraethyl lead to ...