Dextrin is

The main ingredient of a good quality brick earth, is

The steel which contains fissures and cavities, is manufactured by

Iron ore may contain

Pick up the correct statement from the following:

The rocks which are formed due to pouring of magma at the earth's surface are called

Portland pozzolana cement possesses

Pozzolana (or surkhi) is used in lime

Stainless steel contains