Yellowish brown gray haze refers to? A. Oxidizing smog B. Neutral smog C. Reducing smog D. Super smog Right Answer: A. Oxidizing smog Share : December 13, 2017 Hassan Ali Chemistry Total 0 Votes: 0 0 Tell us how can we improve this Mcqs? Captcha: + = Verify Human or Spambot ? Related Mcqs Check Below -Which of the following halogen shows metallic luster?The main advantage of recycling is?Oleum is prepared by?