Question

To control dust in the foundry during casting processes, it is dumped or mixed with water to reuse it for the preparation of mould.

(a) True

(b) False

I have been asked this question in a job interview.

The question is from Foundry Environment Health and Safety topic in division Foundry Environment Health & Dust Problem in Foundries of Casting-Forming-Welding I

Answer 1

Correct choice is (a) True

For explanation I would say: The dust mainly arises from the sand particles. The efficiency of dust control, the chemical and the physical state of the sand which basically indicates whether the sand particles screened or unscreened, dry or wet, the used sand is either dumped or remixed with the water and binder to use it for preparation of mould.