Greenhouse gases act like a layer of window glass in the atmosphere: They prevent heat from being radiated from the Earth's surface into space. Methane does that 28 times as effectively as carbon ...

The WM 1000 is a mobile slurry mixer for dust-free addition of lime or cement for the cold road recycling process. Production of slurry is controlled automatically by a microprocessor system; then the ...

Slurry shield tunnelling is a widely adopted method for stabilising tunnel faces during excavation in saturated and highly permeable soils. This process relies on a pressurised slurry—typically a ...

Livestock farming produces large quantities of greenhouse gases, especially methane, which is particularly harmful to the climate. Among other things, it escapes during the storage of animal excrement ...