Liquefied Natural Gas (LNG) is mainly July 14, 2022September 14, 2022 mbilal005 Everyday Science MCQs FPSC NTS PPSC Past Papers Test Questions, FPSC Appraising/Valuation Officer Past Papers, FPSC Assistant Director AD ASF Past Papers Solved MCQs Test Questions with Answers, FPSC Assistant Director AD Investigation Past Papers, FPSC Assistant Director Past Papers MCQs Solved Test Questions with Answers, FPSC Inspector ASF Past Papers Solved MCQs Test Questions with Answers, FPSC Inspector Customs/ Intelligence Officer Past Papers, FPSC Inspector Investigation Past Papers (A) Argon(B) Hydrogen(C) Methane(D) Nitrogen The answer is: (C) Methane