PPSC Past Paper Junior Clerk in Punjab Public Service Commission 2019 Solved MCQs, Everyday Science MCQs, PPSC Solved Past Papers MCQsCommon name for Sodium Chloride is?A. Baking Powder B. Yeast C. Salt D. Bleaching Powder World Economic Forum meet at the end of January in which city?Complete the proverb: “to rob peter to pay____”?