AFT Portion of Material - Perspective (REC/2018/11)

(http://purl.allotrope.org/voc/afo/perspective/REC/2018/11/portion-of-material)
created/issued: 2018-12-05T12:00:00Z
modified: 209-12-05T12:00:00Z

Taxonomy of materials (stuff, matter) under its physical composition perspective and their roles