The study of materials; their internal structures, properties and modes of failure.

(education, UK) A school subject combining elements of woodwork, metalwork and plastic-work, sometimes a module of a larger design and technology syllabus.

plural of raw material

plural of building material

plural of reading material

plural of strategic material

plural of active material

plural of shawl material

plural of bomb material

A waste recycling plant. Often shortened to MRF