Processed material that may be further processed into a final product.
1 In addition, a secondary material based problem could develop, but in a way that is easy to miss.
2 Apparently he has had little use for secondary material , but his large collection of books on South Africa has served him as a guide.
3 It's black or greenish black in color and is commonly associated with yellow secondary materials .
4 The Nelson collection also contains a large group of newspaper clippings and other rare secondary materials of special interest.
Grammar, pronunciation and more
This collocation consists of: Translations for secondary material