The Plastic is an organic substance of high molecular weight which consist of natural and synthetic binders with or without fillers.

Cork is a Eco-friendly natural material which is obtained from the bark of cork oak tress and the barks get peeled after every 9 to 14 years.

Shotcrete is the process of depositing the mortar on the prepared surface with high pressure applied pneumatically or by spraying.

Polymers is a large molecule composed of repeating structural units. There are two types of polymers namely Natural and Synthetic.

Gypsum is one of the important and extensively used as a building material which contains 79.1% of calcium sulphate and 20.9% water.

Activated Sludge process is the sewage treatment of production of an activated mass of micro-organism which stabilizes the waste aerobically.

The Lime is the product which is remained after removing the moisture and carbon-dioxide from the limestone by the process of calcination.

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The price of elasticity demand is defined as the change in the quantity demanded to the change in the price of the commodity

The functional relationship between the physical input (or factor of production) and therefore the output is named a production function

Money supply refers to the amount of money which is in circulation in an economy at any given time

Business economic consists of the use of economic modes of thought to analyse business situations

Law of supply states that all factors being constant, seller supply more in the rising price and supply less when the price decreases.

Breakeven point is where the company neither make money nor losses money, but covers all the cost incurred

Economics is a science that deals with the production, exchange and consumption of various goods in the economic system.

Consumer surplus is the difference between price consumers pay and what they would be willing to pay

Demand refers to desire of a consumer to purchase goods and services and ability to pay a price for the goods and services purchased.

Total internal reflection is the complete reflection of a ray of light within the medium.

First posulate of Special theory of relativity is “The laws of physics take the same form in all inertial frames”.

Most solid materials show elastic behaviour to a lesser or greater extent.