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| tannery waste (удобрение из кожевенных отходов) | |||
| padzol (удобрение из кожевенных отходов) | |||
| process of liming | |||
| process of liming in a solution containing ashes and lime; removal of hair in a solution containing ashes and lime; liquid in which skins are limed; tannery waste used as fertilizer | |||
