Traditional Culture Encyclopedia - Traditional stories - How to soften dry leather?
How to soften dry leather?
Raw hides are hard, easy to crack, afraid of water, smelly, perishable, not easy to preserve, not beautiful, not suitable for direct use, and must be tanned. Tanned leather is soft, moisture-proof, mildew-proof and durable, and can be used to make fur. There are many tanning methods, mainly chrome tanning, alum tanning and formaldehyde tanning. Tanning process is complex, which requires certain materials and technical conditions. . . .
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