Rayon and viscose are made using harmful chemicals > - Making rayon and viscose is also a far more chemically intensive production process. It involves using a potentially harmful chemical called [sodium hydroxide](https://www.cdc.gov/niosh/topics/sodium-hydroxide/default.html). This can be harmful to workers. Sodium hydroxide is commonly found in drain cleaners and oven cleaners, and we know how [harmful these products can be](https://moralfibres.co.uk/toxic-cleaning-products-avoid-non-toxic-alternatives/). ([View Highlight](https://read.readwise.io/read/01hkg3hmedx2qgbt9m8xe5z18s)) From [[Article- What Is Tencel Fabric and Is It Ethical, Eco-Friendly or Sustainable?]]