Electricity was first used for a specific purpose in 1800 when Italian scientist Alessandro Volta created the first electric battery, the forerunner to the batteries in use today. This proved that electric energy could travel through wire and was the first step toward the invention of the light bulb.Know More
In 1816, the first energy utility in the United States was formed, and in 1821, the first electric motor was invented by British physicist Michael Faraday. The first electric industrial motors were introduced in 1837, two years before the first fuel cell was invented by Welsh judge and physicist Sir Robert William Grove.
It was in 1879, in San Francisco, that the first commercial power station opened using a Charles Brush generator and arc lights. This same year in Cleveland, the first commercial arc lighting system was installed. In Menlo Park, Thomas Edison demonstrated his incandescent lamp.
By 1882, the first American power plant was up and running, providing electricity for a square mile area in New York. This area served influential customers such as J.P. Morgan Chase and the Stock Exchange. It was still two more years before the general public adopted electricity and power plants were built in other areas.Learn more about Inventions
The Spinning Jenny was used to spin cotton. The device was a frame that held multiple spindles, and allowed the person operating it to spin up to eight spools at once. This number increased as technology advanced.Full Answer >
Paper money was used first by the Chinese during the Tang Dynasty (A.D. 618 to 907). According to Time, the first forms of paper money were privately issued bills of credit or exchange. This practice continued for about 500 years.Full Answer >
Aprons have been used since ancient times, first by craftsmen working with potentially dangerous materials such as metal and glass, then later by cooks and household workers. The garments worked well for tasks associated with cooking, such as carrying firewood or eggs.Full Answer >
Copper was used by ancient cultures, and there is no known person responsible for its discovery. However, estimates place its discovery at about 9,000 BC in the Middle East, according to ProQuest. Functional copper tubing has been found in ancient Egyptian tombs.Full Answer >