- (A) Lead lined
- (B) Rubber lined
- (C) Glass lined
- (D) Stainless
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- (A) Platinum or gold alloys
- (B) High carbon steel
- (C) Aluminium
- (D) Nickel
- (A) Moving mercury and graphite
- (B) Graphite and moving mercury
- (C) Moving mercury and carbon
- (D) Moving mercury and crimped steel wire
- (A) 16-13% Cr 10-14% Ni and 2-3% Mo
- (B) 20-22% Cr, and 8-10% Ni
- (C) 2-4% Cr, 22% NI and 2-4% Mo
- (D) None of these
- (A) Harder
- (B) Protected from rusting
- (C) Alumina coated iron
- (D) None of these
- (A) Sherardizing
- (B) Parkerising
- (C) Anodising
- (D) None of these
- (A) Refractory
- (B) Reinforced
- (C) Abrasive
- (D) Fully metallic
- (A) Aluminium
- (B) Nickel clad steel
- (C) Lead lined steel
- (D) Glass lined steel
- (A) Tungsten, vanadium and chromium
- (B) Tungsten, chromium and vanadium
- (C) Vanadium, chromium and tungsten
- (D) Chromium, tungsten and vanadium
- (A) Non-ferrous metals
- (B) Non-metals
- (C) Low carbon steels
- (D) Stainless steel
