environmental issues

Question 1

acc to euro 3 norms sulphur can be controlled at ——— in diesel and ———-in petrol
armoatic hydrocarbons ——of concerned fuel

Answer 1

350ppm
150ppm
42%

Question 2

euro 3 norms goal to reduce sulphur to —in diesel and petrol and bring down the level to————

Answer 2

50ppm

35%

Question 3

bharat 2 stages is equivalent to

Answer 3

euro 2norms