Soap, Glass, Ink, Paper, Cement, Paints, Safety Matches and Gun-Powde…
Material used in the preparation of substances like Soap, Glass, Ink, Paper, Cement, Paints, Safety Matches and Gun-Powder.
- Exam: UPSC National Defence Academy and Naval Academy Examination (NDA and NA)
- Section: Paper II - General Ability Test Part B Section B: Chemistry