Day: November 12, 2018

Plastic is an organic material prepared out of resin. It may or may not contain fillers, plasticisers and solvents. Plastic may be defined as a natural or synthetic organic material which are having the property of being plastic at some stage of their manufacture when they can be moulded to......

ALUMINIUM Aluminium is present on the surface of earth crust in most of the rooks and clay. But to produce the metal bauxite (Al2O3. 2H2O) is ideally suited ore.   PROPERTIES OF ALUMINIUM [1] Aluminium have silver colour and bright lustre. [2] Aluminium is very light in weight. [3] It......