Plaster of Paris is obtained from the calcination of-
Gypsum
In the case of preparing Plaster of Paris, calcination involves heating gypsum to remove most of its water content. Plaster of Paris is primarily obtained from the calcination of gypsum. Therefore, the calcination of gypsum is the specific process used to obtain Plaster of Paris.
The hydraulicity of the hydraulic lime is mainly due to ________.
The selection of building materials during construction should be done based on which of the following factors?
i. Material cost
ii. Service life
iii. Maintenance cost
iv. Sustainability
The process of stones which includes excavating, wedging, heating and blasting is called:
A good building stone should have which of the following qualities?
i. Uniform texture
ii. Strength
iii. Fire resistance
iv. Hardness
Polyethylene and polyvinyl chloride resins are used in various parts of building areas for: