RAY: Add to that the fact that it’s cold out, and that 90-weight gear oil in the transmission is thicker than my brother’s skull. TOM: That’s thick!

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.

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 temperatures from -31 degrees to ...