Worn by millions: During the COVID 19 pandemic, masks are a product of daily use. Image: De An Sun / Unsplash
Worn by millions: During the COVID 19 pandemic, masks are a product of daily use. Image: De An Sun / Unsplash - Anyone who wants to protect themselves and others from a COVID-19 infection wears a mask these days. But what about the environmental impact of this mass product, which is used millions of times over? Are masks made of fabric beneficial for the environment or are disposable masks preferable? Empa researchers have examined these questions using life cycle assessments (LCAs) and identified factors for sustainable design. During the coronavirus pandemic, we wear them constantly on our faces - disposable masks in white and blue or fabric masks, so-called community masks, in various designs. They are in use millions of times a day. Depending on the type, they end up directly in the waste bin or can be washed in the washing machine and reused. Besides their protective function, the masks' environmental compatibility is therefore also an issue.
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