Which trace gas is NOT found in natural gas?

এই অধ্যায়ের আরও প্রশ্ন

• C-08-Q133According to the most accepted theory, natural gas was formed from —
• C-08-Q134Natural gas was formed about —
• C-08-Q135High temperature and pressure on buried organic matter caused loss of —
• C-08-Q136Natural gas and petroleum are composed of —
• C-08-Q137The gas reserve formed underground is called —
• C-08-Q138Processing of natural gas usually begins at —
• C-08-Q139The first step in natural gas processing is —
• C-08-Q140After separating petroleum oil, the next step is to compress and separate —
• C-08-Q141Water is removed from natural gas by passing through —