Materials

Name	Parent
Rainbows	Tea and Biscuits
Raku Glaze	Glaze
Rare Breed Sheep's Wool	Wool
Raspberry pi	PCB
Rattan	Softwood
Raw Silk	Silk
Rayon	Manmade fibres
Reclaimed Wood	Wood
Recycled	Materials
Recycled acrylic	Acrylic
Recycled cardboard	Recycled
Recycled Paper	Paper
Recycled plastic
Recycled plastic threads	Recycled plastic
Recycled plastic tubes	Recycled plastic
Recycled Ployester	Sustainable Fabrics
Recycled polyester	Polyester
Recycled Polyester Satin	Sustainable Fabrics
Recycled Rubber Granules
Relief & Intaglio Inks	Ink
Resins	Materials
Retroflective Sheeting	Manmade fibres
Ribbing	Cotton
Rice Paper	Paper
Riso Ink	Ink