We know everything about bankruptcy
... people around the world wear masks, and with the need to change them every few hours, a huge amount of waste material is created. Scientists have found a way to put the masks to use. They calculated that 3 million medical masks could be used for making a two-lane 1 km road, which is about 93 tons of waste. Roads can be built with a mixture of construction waste and shredded masks. The road material becomes more rigid and durable with medical masks added into it. At ...
Modified: 02.05.2021Sorted by relevance | Sort by date