1.
Cast iron is having very high ___________________?

2.
Lead pipe is_____________________?

3.
The crystal structure of most of the common metals is_____________________?

4.
Spark plugs are made of______________________?

5.
In cold working of metal as compared to its hot working____________________?

6.
‘Age hardening’ of duralumin is due to____________________?

7.
The softest material just next to talc in the Mho’s scale is___________________?

8.
Which of the following comprises of hydrocarbons ?

9.
Alinco, which is a aluminium-cobalt-nickel steel, is used for making __________________?

10.
Containers made of high silicon cast iron (14% Si) are not suitable for the storage of ____________________?