Digestion
Many sludges are treated using a variety of digestion techniques, the purpose of which is to reduce the amount of organic matter and the number of disease-causing microorganisms present in the solids. The most common treatment options include anaerobic digestion, aerobic digestion, and composting.
Read more about this topic: Sewage Sludge Treatment
Famous quotes containing the word digestion:
“My dear, if Mr. Carlyle’s digestion had been stronger, there is no saying what he might have been!”
—Jane Welsh Carlyle (1801–1866)
“He hopes it is no other
But for your health and your digestion sake,
An after-dinner’s breath.”
—William Shakespeare (1564–1616)
“I could not help but say that Mr. Carlyle seemed the only virtuous philosopher we had. Upon which his wife answered, “My dear, if Mr. Carlyle’s digestion had been stronger, there is no saying what he might have been!””
—Margaret Oliphant (1828–1897)