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Ask the expert
Who Turned My Plastic Yellow?
A new study has shown that sunlight radiation alters the chemical properties of polyethylene, a component of many plastics
December 16, 2023 זמן קריאה משוער 4 -
Ask the expert
Why does soap easily remove fats from metalware and glassware but not from plastic? Tom
First of all – this is a correct observation, as this problem does indeed exist: washing
May 17, 2012 זמן קריאה משוער 5