Subsequent cooling after reheating increases the RS3, so «leftovers» are a good source. (blog.paytonspaleo.com)
The disordered atomic networks of glassy substances result from vitrification, the transformation of a substance into glass by its melting and (typically) rapid subsequent cooling. (sciencedaily.com)
Subsequent cooling after reheating increases the RS3, so «leftovers» are a good source. (blog.paytonspaleo.com)