Plaster of Paris is represented as

• When gypsum is heated at about 120-140 degrees we get plaster of paris
• Plaster of Paris is also known as Calcium sulphate hemihydrate.
• Plaster of paris is  usually used as a cast to hold ornamental plasterworks, in sculpting and bandages etc.

           ${\mathrm{CaSO}}_4·\frac{1}{2}{\mathrm{H}}_2\mathrm{O}$ is the formula of plaster of paris.