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 ...

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 ...

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 ...