- (A) Adhesive
- (B) Abrasive
- (C) Type of glass
- (D) Brittle material
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- (A) Caustic soda
- (B) Soda ash
- (C) Bromine from sea water
- (D) Hydrochloric acid
- (A) Substrate
- (B) Enzyme
- (C) Nutrient
- (D) None of these
- (A) Metals
- (B) Alloys
- (C) Refractories
- (D) Non-metals
- (A) Calcium chloride
- (B) Potassium sulphate
- (C) Sodium sulphate
- (D) Calcium sulphate
- (A) Used in glycerine manufacture
- (B) An explosive
- (C) Used in dye manufacture
- (D) None of these
- (A) Chlorine
- (B) Ferric sulphate
- (C) Calcium sulphate
- (D) Activated carbon
- (A) Jena
- (B) Flint
- (C) Crookes
- (D) Pyrex
- (A) Cutting
- (B) Fibrillation
- (C) Hydration
- (D) Strengthening
- (A) Propyl alcohol
- (B) Acetone
- (C) Trichloroethylene
- (D) Formaldehyde
