It is a major cause, not only of hearing loss, but also of heart disease, learning problems in children and sleep disturbance. Yet traffic noise could easily be halved, with existing technology, if more stringent limits were adopted.
They may forget or do not realize the great things that have come from that time. Two of these amazing things were the automobile and the radio. They were and still are absolutely wonderful developments in many ways, however, in other ways not so good.
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The Ford Model T became one of the most popular vehicles by William Durant founded GM in Popular GM car models were the Pontiac and the Buick. The way people traveled changed with the introduction of automobile. People were able to do many things in their lives much differently now. They could drive to work, visit family members who live far away and even take family vacations by car.
Factories were expanded and new jobs were created. Gas fuel was needed to run these vehicles. Service stations were needed to repair these cars.
Better roads were needed to drive on. Automobiles meant economic prosperity. Negative effects of the automobile have been air pollution, auto accidents, excessive traffic, and the ability for criminals to get away from a crime much more quickly.
Overall, the benefits seem to outweigh these negative effects most of the time. This new technology enabled one voice to reach so many people at one time and have such a major impact, amazing!
Some families scheduled their daily routines around radio programming. The radio was a living reality for many. The radio became a prized possession for a lot people. Radios were affordable and became a cheap form of entertainment.
Radio became a major source of news, music, religion, humor, advertising, and more. It was also great for politics in some ways. Elections were heard and political campaigns run through the airwaves. It went on the airwaves for first time in Radio was great for the economy, advertisements.
The first commercial was put on the air in This became the early origins of mass marketing. They used one voice over the airwaves to promote a place or an item to a large amount of people.
It was a very effect technique and still is today. As mentioned above the radio was used for different uses, news and weather, entertainment, sports, religion, and advertising. There were so many people using the airwaves, that their needed to be some kind of control over it.
The national broadcasting company was then formed. They were responsible for issuing licenses to people to use the airwave and to assign a frequency and call sign to them. The technology of yesterday is regularly changing and growing to meet the demands of people in the rapidly changing world.
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It means adding impurity to environment.
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