Platinum, a metal that helps craft aesthetically pleasing jewelry, also finds use in a car's exhaust for entirely non-aesthetic reasons. The catalytic converter is required on nearly every car to ...

Platinum has been considered a precious metal for a couple thousand years now, with folks in both hemispheres using it to show off their conspicuous consumption since about 700 BCE. This is partly ...

Catalytic converters are an important part of your car's functioning exhaust system. Here's how they work and why their parts ...