Television is one of the most important inventions in transforming information, It can be a great source of entertainment, knowledge, and communication, A lot of information is available to many people with the use...
The drug abuse can be very harmful to your health, they are chemicals which can do a lot of harm to the body and the brain as drinking the alcohol, smoking the tobacco, taking...
The chemical pesticides cause the chemical pollution for the soil, the water & the air, they cause serious health risks such as cancer, the nervous system diseases and the reproductive problems in people who...
The solar cells or the photovoltaic cells are the electrical devices that convert the energy of sunlight into the electricity by the photovoltaic effect which is the ability of matter to emit the electrons...
