Because viscose is plant-based and therefore renewable, it is widely seen as a more environmentally friendly and sustainable material than other synthetic fibres. But is this true, and what about poly-viscose? The answer is mixed. The polyester component of poly-viscose is clearly problematic, deriving from hydrocarbons, with all the implications for climate change that industry brings, plus the chemical impacts from its manufacture. In that it is similar to other artificial fibres. http://www.hdl-nonwoven.com/