If you work on cars or have driven one for long enough, you're probably aware that our vehicles depend on a range of different automotive fluids to help them run, regardless of whether the vehicle is ...

Every internal combustion driven automobile must be lubricated with oil. The friction inside a running engine breaks down that lubrication. This means the oil must be changed periodically to protect ...

If you do any car work that leaves you with waste chemicals like used coolant or chewed-up tires, it’s tempting to squirrel that stuff away in random containers and stick them in a corner. The pile of ...

Harvard's oil recycling system, installed on this Caterpillar 980G loader, cleans the used oil so it can be reused in the engine. Both engine and hydraulic filters, shown here on a mixer, keep ...

Years ago, oil filters were simply trash, and the waste oil from them was a by-product that was burned in a heater or a costly disposable that a recycling company was paid to take away. Those days are ...