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Why Does Wool Felt?
Everyone knows what sheep's wool is, but what is wool as a material? Wool is an animal fiber. Wool is protein, the same substance as human nails and hair.As a...
Why Does Wool Felt?
Everyone knows what sheep's wool is, but what is wool as a material? Wool is an animal fiber. Wool is protein, the same substance as human nails and hair.As a...