Tailings impoundments are designed to accumulate solid waste generated during ore refining processes. These impoundments are characterized by high potential energy, significant pollution risks, and ...

Diesel cars, although extremely popular because of their speed and comfort of driving, have one major drawback. They produce exhaust fumes contaminated with soot and solid particles which negatively ...

As engine oil suppliers develop new formulations to protect diesel engines and enhance their efficiency, some are paying particularly close attention to the performance of exhaust aftertreatment ...