The suits, especially after they have accumulated road grime, carry a street credibility all their own.

Most (even the cheap brands) will remove road grime and brake dust, but they're also packed with cleaning agents that remove the finish from wheels.

It hadn't been raining long enough, though, for the rain to clean the road grime from the windshield, and it was streaked.

I asked as I stripped off my filthy shirt and began to wash off layers of road grime and sweat.

Both cars looked showroom new; even the underside of the fenders had been kept free of road grime.

The heated fluid not only melts ice but helps dissolve splattered bugs and oily road grime.

Tide did a good job on the grease but was not quite as effective as Cheer on the road grime, which was still visible in patches.

The fairly low bottom of the back fender reduces road grime splashing up to a cyclist who is following behind.

-In addition to the spring-loaded bearing protectors, additional protective equipment can further seal the bearings against road grime.

Air filters blocked by dust in summer, or road grime in winter, can increase fuel consumption by up to 5 per cent.