材 - lumber, log, timber

gathering material (for an article, novel, etc.); collecting information; covering (an event, incident, etc.); reporting; interview (for a news story)

material

foodstuff; ingredient

(raw) material

capable person; talented person

materials; ingredients

tools and materials; equipment and materials

machinery and materials; equipment

building material

ingredient; (raw) material; resource

(building) stone

scrap wood; waste wood