Which of the following is not a synthetic abrasive?

The percentage of dicalcium silicate in belit is more than ____

Rubber glues are obtained by dissolving rubber in _____

Which of the following is not a property of asphalt?

We can obtain lake asphalt from lakes at _____

The substance which is used for removing the excess material by means of cutting is called ________

___________ is the binding material of acid-resistant cement.

Which of the following is not true about cork?