- LSI = saturation/stability index
- индекс насыщения
English-Russian industrial glossariy. 2013.
English-Russian industrial glossariy. 2013.
Hard water — is the type of water that has high mineral content (in contrast with soft water ). Hard water minerals primarily consist of calcium (Ca2+), and magnesium (Mg2+) metal cations, and sometimes other dissolved compounds such as bicarbonates and… … Wikipedia