Skin doesn't become leather for free. Throwing it into the landfill is less resource intensive than turning it into leather, and possibly has a lower environmen

Skin doesn't become leather for free. Throwing it into the landfill is less resource intensive than turning it into leather, and possibly has a lower environmental impact. https://en.wikipedia.org/wiki/Tanning_(leather)#Health_and_environmental_impact https://en.wikipedia.org/wiki/Tanning_(leather)#Health_and_e... So you're not giving an insightful answer for why it's used instead of something else.