chemistry and history
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- invention of fire works
- industrial revolution
- internatinal combustion engine
- it was developed in 2nd century bc in acient liuyang,China. The first ones were made out of bamboo stalks that when thrown in a fire it would explode and bang beacase of the heat and because of the hallow air pockets. Now its evolved to become what it is today. Without chemicals it wouldve never happend to be what it is today.
- Atomic bomb
- it Happend in 1760-1840 it was in UK. It was the transition to the new manifacturing prosess in Britan. It took from being based of algiculture and handcrafted stuff to large scale industries, New machines and new power soarces.Chemicals help with it because chemicals help with creating electricity and without electricity none of that wouldve happend.
- invention of kelvar
- The engine came out in 1886 in germany,Carl benz created the motor. It is a heat engine which means you need fuel for it. Its somewhat like the motors we have today. Without chemicals there wouldnt be gas so it wouldnt work.
- in 1945 The bomb went off on the 9th of August killing over 129,000 people in the japanese city of Hiroshima. Enola gay set the bomb off. With the chemicals in the bomb Helped it go off but it was not a good thing.
- In 1965 Stephanie kwolek created synthetic fibers. It is used in protective vests, Airplanes, Cables ext... without the chemicals it probbably wouldnt be as strong and the stuff it makes can keep people alive.
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