Assertion: whey | /r/HasProperty | a waste product
Facets:
Source sentences:
text: whey, being a byproduct of cheese making, was considered a waste product and was pumped into rivers and streams in the U.S.
text: Which whey: Waste or resource?
text: Once considered a waste product that resulted from culturing milk to make yogurt or cheese, whey is actually full of branched-chain amino acids, functional peptides, immunoglobulins and antioxidants.