Colloids that are undergoing decomposition are also specially powerful, so that the presence of bacteria or fungi causing fermentation is an important factor.
"Special Report on Diseases of Cattle"
U.S. Department of Agriculture J.R. Mohler
The salts that are deposited by mere chemical reaction without the intervention of Colloids appear in the form of sharply defined angular crystals, and hence the rough, jagged crystals of oxalate of lime or ammonia-magnesium phosphate.
"Special Report on Diseases of Cattle"
U.S. Department of Agriculture J.R. Mohler
Osmotic membranes behave exactly like Colloids.
"The Mechanism of Life"
Stéphane Leduc