Eggshell
Bone
Agar-agar, gelatine, glycerine
Recycled Plastic
Textile, Clothes Moths
Salt fixer
Ocean Terrazzo
Orange Peel or Coffee Chaff
Paper pulp, Egg white
Nettle, Willow fibres
Human hair
Cardboard Pulp
Milk
Cyanobacteria
Urine
Street Posters
Oyster Shell, Seaweed
Spirulina
Tea waste
Wood
Roots
Chitosan
Paper pulp
Algae
Phytoplankton
Activated carbon
Flax
Slime mold
Ceramic waste, Bacteria
Fish Leather
Blue Elf cup
Algae
Carpet waste
Cassava starch, Cardboard waste
Onion skin
Mycelium
Seashell
Bauxite Residue
Carbon black
Japanese Knotweed
Eggshell
Chicken Feather
Silkworm cocoon
Cellulose
Recycled Polystyrene
Soil
Chicken waste
Dandelion
Scoby leather
Chicken feather
Pineapple leaves
Pig waste
Citrus
Human hair
Composite
Bacteria