InterviewSolution
Saved Bookmarks
| 1. |
Which of the following is being used as a source of hydrogen gas needed to manufacture fertilisers ?(a) Biogas(b) Natural gas(c) Coal gas(d) Petroleum gas |
|
Answer» Which of the following is being used as a source of hydrogen gas needed to manufacture fertilisers ? (a) Biogas (b) Natural gas (c) Coal gas (d) Petroleum gas |
|