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Questions related from Layth Qasim
% 90 of carbon black(black color) is consumed in tyres industries . Adding carbon black increases long life of tyres (9 – 10) times comparing with tyres which are not containing this substance .
03 March 2020 3,998 2 View
Answer : % 90 of carbon black(black color) is consumed in tyres industries . Adding carbon black increases long life of tyres (9 – 10) times comparing with tyres which are not containing this...
03 March 2020 6,189 3 View
