How many moulds required for the compression strength test of cement?

Which compound gives the colour to the cement?

Initial setting time of OPC should not be less than _______

Which cement is used for mainly building construction where strength required with age?

Loss on Ignition (L.O.I.) is the loss in weight of cement after being heated to _________

To measure the concrete temperature, the stem of the thermometer must be kept by at least ___ inches of concrete.

____ cement is used for formwork that can be removed earlier and reused in other areas which save the cost of formwork.

Gypsum reacts with ________ to form calcium sulfo aluminates and calcium sulfo ferrite.