Fuel cell is an electrochemical energy converter. It produces electricity from outside supplies of fuel such as hydrogen. Fuel cells can work almost continuously as long as the supply of fuel stays constant. Read more..

Nuclear fusion reactors is a term used to describe a future source of energy. Most stars including our own Sun released energy by nuclear reactions between light atoms at temperatures of millions of degrees. Read more.

Petroleum Petroleum in its natural form before it is processed is known as crude oil, the colour can be green, black, dark, brown or clear, thick like tar or thin like gasoline; and are liquid under normal conditions of temperature and pressure. Petroleum is formed by complex hydrocarbons ( a compound made up of carbon [...]

Natural polymers are biodegradable. Formed naturally in all living organism, both in plants and animals; made from elements such as carbon, hydrogen, nitrogen and oxygen. In animals natural polymers are found in muscles skin, silk, hair, wool and fur. Read more..

Every day, large quantities of volatile organic compounds (VOCs) are emitted to the atmosphere from both anthropogenic and natural sources. These substances influence local, regional and even global photochemistry and several of them in addition have a potential impact of the climate, due to their properties as greenhouse gases and as well ability to form aerosol particles on oxidation. Read more..