Technical

Tool resharpening or repolishing: giving the tool multiple life cycles PVD and CVD coatings allow…

What is reverse osmosis? Reverse osmosis is a filtration process that uses a semi-permeable membrane…

The beginnings of NGL with GALVEX 17.30 In 1978, NGL launched its first product, still…

What is ZLD? The concept of zero liquid discharge refers to an approach to water…

Passivation is a chemical process resulting in the formation of a homogeneous, non-friable oxide layer…

NGL supports you from A to Z, from cleaning to water treatment Among the various…

Passivation is a process by which a protective oxide film forms on the surface of…

THE ROLE OF AN INDUSTRIAL WWTP Before explaining how an industrial WWTP works, we need…