I found this: > No significant differences were found in the footprint of vegetable and chromium leather processes https://onlinelibrary.wiley.com/doi/abs/10.

I found this: > No significant differences were found in the footprint of vegetable and chromium leather processes https://onlinelibrary.wiley.com/doi/abs/10.1111/jiec.12504 https://onlinelibrary.wiley.com/doi/abs/10.1111/jiec.12504