White smoke from the exhaust: This could be steam caused by ... If the DPF is clogged or cleaning itself, a dashboard warning light may illuminate to indicate this. A longer drive, ideally ...

This thick, pungent, and pearly white smoke is easily identifiable from the thin exhaust that you would usually get from your motor's normal operation. There are a number of different reasons why ...

Smoke is a useful thing, whether you want to hide from enemy combatants or just make a big scene at a local sporting match. Smoke devices have lots of applications, many of which will likely cause ...

White exhaust smoke usually indicates more water (or water vapor) is present than usual. If not water, then some other water-based products, like coolant, may be in the combustion chamber.

In 2003, UCLA epidemiologist James Enstrom and I published a study of environmental tobacco smoke (ETS)—also called ... This was true even for "light" smokers—people who smoked fewer than ...

Lasers are known for the monochromatic nature of their light, so much so that you might never have thought there could be such a thing as a white laser. But in the weird world of physics ...

An exhaust leak may also affect the performance of your car, and could trigger an engine warning light. Sometimes, an exhaust leak will allow fumes to enter the cabin, which could be harmful to ...

White light is made of a spectrum of different colours. Light can be split up into these separate colours using a prism. There are three primary colours of light, which can be combined to make ...

In the fast-light regime, around ω 1, the gradient is steep, so the change of k (Δk fast) with n is small, whereas in the slow-light regime, which has a shallow gradient, around ω 2, a large ...