Testing the quality of recycled materials and products
1 The amount of impurities and which impurities
2 The qualities compared to normal, brand new materials and products. For example doing break tests and durability tests on a recycled materials and products and doing break tests and durability tests on brand new materials and products.
By Jef Koelewijn
From South-Holland, The Netherlands
Written on: 01-06-2019
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