CCJ's 10 44 is brought to you by Chevron Delo, heavy duty diesel engine oil. Now there's even more reasons to choose Delo. An oil sample is only as good as the method used to pull it. You're watching ...

Whether you are operating heavy duty on- or off-road vehicles or fixed industrial equipment, it pays to have a used oil analysis performed routinely by a specialized lab. Checking the oil that’s ...

Oxidation, fuel dilution, copper, lead, potassium, aluminum, iron and so much more. Used engine oil analysis not only reveals elements and conditions that can help fleets maximize oil life, it also ...

When you take your vehicle in for an oil change — or change you oil yourself if you're so inclined — you probably don't give much thought to what's in the fluid being drained. It might not occur to ...

In the manufacturing, sale, purchase, or transfer of petroleum products, knowledge of the water content in lubricating oils, additives and similar products is crucial to estimate their performance and ...

Oil changes used to be a monthly ritual. Not long ago, 10,000 miles was about all you could expect from engine oil. We’re up to 50,000 miles today in many instances, and annual oil changes may be on ...