theyre different processes
sun tanning: skin cells' melanin production increased in response to uv exposure, darkening the skin
leather tanning: plant tannins or chromium salts toughen the skin into leather by restructuring the proteins
theyre different processes
sun tanning: skin cells' melanin production increased in response to uv exposure, darkening the skin
leather tanning: plant tannins or chromium salts toughen the skin into leather by restructuring the proteins