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अनुच्छेद 99 के बारे में  खबरों में क्यों? संयुक्त राष्ट्र महासचिव ने अंतरराष्ट्रीय शांति और सुरक्षा के खतरों को संबोधित करने के लिए संयुक्त ...

-Teflon is manufactured by heating tetrafluoroethene with a free radical or persulfate catalyst at high pressures. 

-It is chemically inert and resistant to attack by corrosive reagents.

-It is used in making oil seals and gaskets and also used for non – stick surface coated utensils.

-Another advantage of Teflon is its versatility, and the range of applications over so many products and different industries for this material is staggering.


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