The secret ingredient used to treat bicycle tires at the Tour de France? Vinegar


vinegar bicycle tires tour de france

Daniel McMahon / Business Insider

It's not just for salads and fish and chips: Vinegar is for tires at the Tour de France too.

There's no shortage of high-tech gear and bikes at the Tour de France, but one thing that caught our eye when we recently visited the world's biggest bike race was the liberal use of a common kitchen staple: vinegar.

We saw the Cannondale-Drapac team treating its tires whenever stages called for rain. Here's how and why vinegar is used as a tire treatment at the Tour: