A solution of known molarity is called a standard solution. Its concentration is determined by a process known as standardization. solution of known molarity is called a standard solution. Its concentration is determined by a process known as standardization.
1. Gypsum False Ceiling: Gypsum false ceiling is a hydrated sulfate of calcium. This type of false ceiling are lightweight, sound insulated, fire resistance, soft and thermally insulated. Gypsum false ceiling comes in the shape of square boards that are hung with the help of iron framework.
Asbestos cement sheet. These are a very common type of asbestos product that can be found in most buildings. It was favoured for its strength, but also for its resistance to extreme temperatures and water. The sheet itself can appear as dark grey, light grey, white-grey, blue-grey or pink-grey.ld asbestos ceiling tiles and newer non-asbestos ceiling tiles can appear to be the same. Asbestos ceiling tiles contain a fibrous cement product which appears grey in colour.