1. Introduction - Firenze University Press

Mg-silicate Magnesium silicate mineral.
MVR Mechanical vapor recompression
P Pressure, atm
Q Heat, J
R&D Research and development
T Temperature, K
t time
S Magnesium silicate mineral
S/AS Mg-silicate to ammonium sulfate ratio
∆S Change in entropy, J/mol-K
W Work, J/s
Greek symbols
Δ difference
∑ sum
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