True anecdote from the early part of the 2000 NASCAR season:

Driver Jeremy Mayfield and his team received disciplinary action from NASCAR for using a disallowed experimental fuel additive to increase engine performance in a race. The most memorable reaction to this was by a sportswriter in the Richmond Times-Dispatch, who wrote:

These days to cheat in NASCAR, typical mechanic's tools won't cut it anymore. You now need a masters in chemical engineering.