1542Chemical EngineeringMedium
Which of the following is not a raw material used for the manufacture of ordinary glass?
AIron oxide
BSilica
CSoda ash
DLimestone
Correct answer
A. Iron oxide
Explanation
The correct answer is Iron oxide.
Correct answer
A. Iron oxide
Explanation
The correct answer is Iron oxide.
A compressible cake has the________?
Ultrafine grinders operate principally by________?
Noise pollution level in a chemical plant is expressed in ________?
Which of the following is the easiest to bend?
Moisture content of a substance when at equilibrium with a given partial pressure of the vapour is called the ________ moisture?
Coke used for the production of calcium carbide should have________?