Materials and Construction-Data Intensity 2 Multiple Questions and Answers.




6.______ is never shipped in glass carboys?
A. Ammonia
B. Acetic acid
C. Phenol
D. Formaldehyde

7.Silico-manganese steels (containing 0.7% Mn, 0.5% C and 2% Si)_?
A. Do not require heat treatment for any of its applications
B. Are used for leaf and coiled springs
C. Do not have good resilience properties
D. Is tempered at 850�C

8.The fermenter used for the production of ethyl alcohol from molasses is made of____?
A. Wood
B. Concrete
C. Copper bearing steel
D. Porcelain

9.Mercury is transported in metal containers made of___?
A. Aluminium
B. Iron
C. Lead
D. Lead

10.Lead__?
A. Is the hardest metal in common use
B. Is the lightest metal in common use
C. Cannot be scratched by finger nails
D. Cannot be work hardened

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