What should I do if my hand is corroded and wrinkled by brake oil?

Wash your hands with clean water first, because brake oil is easily soluble in water, then disinfect with alcohol and apply hand cream. Automobile brake oil is a liquid used in hydraulic braking system.

1680, Newton, a famous British scientist, conceived a scheme of a jet car, which used steam from a nozzle to propel the car, but failed to make it into a real object.

1769, a Frenchman, N·J· Juno, built a three-wheeled car driven by steam generated by gas combustion. However, the speed of this kind of car is only 4 kilometers per hour, and it is very troublesome to stop and add coal to the boiler every 15 minutes. Later, the car crashed into a brick wall during a trip and was smashed to pieces.

1879, German engineer karl benz successfully tested the two-stroke experimental engine for the first time.

1June, 883, founded "Ben Ci Company and Rheinland Gas Engine Factory".

1885, he made the first Ben Ci patented motor vehicle in Mannheim, which was a three-wheeled vehicle with a two-stroke single-cylinder gasoline engine and 0.9 horsepower. This car has some basic characteristics of modern cars, such as spark ignition, water cooling cycle, steel tube frame, leaf spring suspension, rear wheel drive, front wheel steering and brake handle.

18861On October 29th, German engineer karl benz applied for a patent for his motor vehicle.

In June165438+1October of the same year, Karl Benz obtained the German patent (patent number: 37435a). This is considered to be the first modern car in the world.

For the above reasons, people generally take 1886 as the first year of automobile, and some scholars take the year when Carl Benz made the first three-wheeled automobile (1885) as the year when the automobile was born.