It should be emphasized that the enzymes produced by
Trichoderma are industrial strength compounds. Many people
are unaware that their stone washed blue jeans are made using
Trichoderma. There is no such thing as a true stone washed
blue jean because no stones are used in the manufacturing
process. Rather, the manufacturer puts denim jeans into a vat
of Trichoderma reesii until the cellulase enzymes break down
the denim to give the desired, faded, worn appearance (University
of Wisconsin