sulphite or sulphate papers only, consists
of baled trim of books, catalogs, and similar
printed matter. It may contain the bleed
of cover and insert stock to a maximum of
10% of dark colors, and must be made from
predominantly bleached chemical fiber. Beater-dyed
papers, shavings of novel news, newsprint
grades, groundwood and colored papers will
not exceed 2%.
Prohibitive materials are not permitted.
Total outthrows may not exceed 1%.