Comment by kuhewa
7 months ago
I suppose many products were initially invented to get value or of an underutilized by-product, but as soon as there's a market and people want to buy it, the byproduct is no longer waste.
7 months ago
I suppose many products were initially invented to get value or of an underutilized by-product, but as soon as there's a market and people want to buy it, the byproduct is no longer waste.
Low fat milk is the classic example.