Which is the hottest point in a oxyacetylene flame?

What safety measure to be taken while performing hacksaw cutting?

Which Material is used in Manufacture gas

cylinder ?

How many pressure gauges are in regulator gas welding plant?

Which of the following metal is used for making nozzle in gas welding?

Which is to wear for safety while handling thin sheets?

What are the gas flame combination used for welding ferrous and non ferrous alloys?

Which part of the hammer fits into the handle for it’s rigidity?

Which operation is to remove burrs from a plate after cutting?