Types of materias
Aitana de Bustos Pesqueroにより
1. Plastics
1.1. natura
1.1.1. examples
1.2. synthetic
1.2.1. examples
2. Texiles
2.1. natural
2.1.1. plant
2.1.1.1. cotton, hemp...
2.1.2. animal
2.1.2.1. examples
2.1.2.1.1. wool,slick...
2.2. synthetic
2.2.1. examples
2.2.1.1. lycra, nylon, viscose
3. Wood
3.1. man-made
3.1.1. examples
3.1.1.1. plywood and chipboard
3.2. derrivates
3.2.1. examples
3.2.1.1. paper, cardboard and cork
3.3. natural
3.3.1. examples
3.3.1.1. pine, beech, oak ...
4. Metals
4.1. ferrous
4.1.1. examples
4.1.1.1. iron, steel, cast metals ...
4.2. non-ferrous
4.2.1. examples
4.2.1.1. zinc, gold, silver ...
5. Construction materials
5.1. stone
5.1.1. examples
5.1.1.1. marble, stale, clay ...
5.2. blinders
5.2.1. examples
5.2.1.1. plaster, cement, concrete ...
5.3. ceramic
5.3.1. examples
5.3.1.1. bricks, tiles, stoneware ...