Glossary

Subirrigation is a type of irrigation where water is distributed through underground pipes. In this type of irrigation, the water comes out through special openings and goes back into the ground by...

Substance that decreases the surface tension of a liquid, especially water, or that existing at the interface between two non-miscible liquids or between a liquid and a solid, causing effects such ...

Ultrafiltration is a filtration process operated on an anisotropic membrane characterized by holes of the size of the order of millimicron. The driving force of the process is represented by the pr...

Substance foreign to the normal metabolism of an alive organism.