Dear Tom & Ray: My wife recently went to a quickie oil-change place, which told her that our car needed a new radiator cap because the old one wasn’t holding pressure any more. They offered to ...

Synthetics and Multi-Weight Oils. While old-timers may rely on the old standard SAE 90 weight gear oil, newer multi-weight oils, such as Amsoil’s 75W-140 synthetic, maintain their viscosity at ...

In tests, the 'oil sponge' could absorb 90 times its weight in oil before being wrung out and ready to use again. Such a material could drastically lower cleanup costs for future oil spills. View ...