A. Bakelite
B. Polythene
C. Poly vinyl chloride
D. Polystyrene
Related Mcqs:
- Polymerisation reactor used in the production of styrene butadiene rubber (SBR) is made of__________________?
A. Stainless steel or glass lined steel
B. Nickel clad steel
C. High silicon cast iron
D. Aluminium - Polymerisation reactor used for the production of styrene butadiene rubber (SBR) is made of__________________?
A. Cast iron
B. Stainless steel or glass lined vessel
C. Karbate
D. Wrought iron - ______________ iron is produced, when molten pig iron is allowed to cool gradually?
A. White cast
B. Grey cast
C. Wrought
D. None of these - _____________ iron is produced, when molten pig iron is chilled suddenly?
A. White cast
B. Grey cast
C. Wrought
D. None of these - Caustic soda is produced in a mercury cell having anode and cathode made respectively of moving mercury and_________________?
A. Moving mercury and graphite
B. Graphite and moving mercury
C. Moving mercury and carbon
D. Moving mercury and crimped steel wire - Cast iron and steel pipes are produced by ____________ casting?
A. Die
B. Investment
C. Slush
D. True centrifugal - Acetaldehyde is produced by hydration of acetylene in a sulphuric acid solution of mercuric sulphate. Hydration tower is made of___________________?
A. Rubber lined mild steel
B. Lead lined mild steel
C. Aluminium
D. Cast iron - The heat treatment process to which castings and the steel balls produced by cold heading are subjected is____________________?
A. Tempering
B. Normalising
C. Annealing
D. None of these - Which of the following is not a nickel based alloy ?
A. Inconel
B. Hastelloys
C. Nimonics
D. Babbitt metal - Which of the following would not be a suitable material of construction for handling aqueous hydrofluoric acid (HF) at 100°C ?
A. Monel
B. Stainless steel
C. Graphite
D. Kel-F and Teflon
