Galvanising means covering iron with a thin coat of
...Galvanising means covering iron with a thin coat of
tin
zinc
glaze
coal tar
Correct answer is B
No explanation has been provided for this answer.
Depending on the chemical composition and mechanical properties, iron may be classified as ...
Wrought iron contains carbon about ...
The main constituent of fly-ash is ...
For the manufacture of Portland cement, the proportions of raw materials used are ...
Varnish is a transparent or semi-transparent solution of resinuous substances in ...