- (A) Improve its resistance to rancid oxidation
- (B) Raise its melting point
- (C) Remove double bonds
- (D) None of these
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- (A) Poor oxidation stability and high gum forming tendency
- (B) Greater tendency of decomposition at elevated temperature
- (C) Hydrolysis tendency in presence of water
- (D) All A,
- (A) Sand
- (B) Bauxite
- (C) Quicklime
- (D) Calcite
- (A) Flint
- (B) Pyrex
- (C) Quartz
- (D) All A,
- (A) Disinfection and control of taste & odour
- (B) Corrosion control
- (C) Removing turbidity
- (D) Control of bacteria
- (A) Ethyl benzene
- (B) Ethylene oxide
- (C) Ethanol
- (D) Ethane
- (A) Density difference
- (B) Wetting characteristics
- (C) Terminal velocities
- (D) None of these
- (A) Bakelite
- (B) Neoprene
- (C) Teflon
- (D) Nylon-66
- (A) Reducing
- (B) Oxidising
- (C) Disinfecting
- (D) None of these
- (A) Detergent
- (B) Rubber
- (C) Pesticide
- (D) Polyester
