UNDERRATED INVENTORS

THERE ARE VARIOUS SCIENTIFIC inventions that have changed human life completely but only a small proportion of people know about their Inventors.

Here are some of the Inventions whose Inventors aren't much popular.

1. Air Conditioner

Summer season is going on and temperature is on the peak.Hot days and nights have made our lives very Bad. but we, Humans of 21st Century have a temporary escape/solution for this season which is none other than air conditioner.

'Air conditioner' have made human life very comfortable by providing us relief from Hot Days and nights. Every 4 out of 10 People are using Air Conditioner in their life but only a small fraction of  People know that Who Invented The 'AIR CONDITIONER'?

HISTORY - In 1902 A.D. , Willis Carrier Invented the first 'Air Conditioning System'. Well what is air conditioning system?

It is the process of removing heat and moisture from the interior of a space/room/area and then converting it into chilly cold air to improve the comfort level of that space/room/space. It is also the Principal of Air Conditioner.

Personal Information About Willis Carrier-

He born in 1876 A.D.  and Died in 1950 A.D. He was a 25 years old engineer when he invented A.C. in 1902 A.D. He was an American.

2. BICYCLE

What else could be a better option other than Bicycle to travel from one place to another without harming environment. You don't need a license; Knowledge of accelerator and gears etc;fuel etc.

Almost we all used to Ride a bicycle in our childhood and teenage but the sad part is only some peoples know its history and its Inventor.

Modern Bicycle, we used is an evolved form of primitive Model of 'Baron karl Von Drais' . In 1866 A.D. , He invented the 'LaufMaschine', A model with steering bar attached to the front wheel Which he called  'Draisienne'(Dandy Horse).

Personal Information about Him -

He was born in Year 1785 A.D. and died in year 1851 A.D.. He was from Germany. HE was a Inventor, Scientist and Artist.
3. Pen

"PAper has more patience than people." And That's why Anne Frank Started Diary Writing but i wonder why wasn't  she grateful to the imperishable Friend of paper?By Imperishable Friend here , I mean Pen. (You all have probably known )

Pen ,An Imperishable part of Student and College life etc We all use Pen but do we know that who invented such a wonderful and adorable thing ?

Fountain Pen was invented by 'Petrache Poenare 'and 'Robert William Thompson.'

In 1826, Petrache Poenare went to France and attended the 'Ecoly Polytechnique' in Paris Where he studied Geodesy and Surveying . He was too busy in taking notes and Copying COURSES (VIA Ink and feather) ,He invented Fountain Pen.
Personal Information about him- He was a romanian and wellachian by nationality .He was a inventor and Mathematician.

However , A ballpoint pen was invented and patented by John J. Loud(1822-1873 A.D.) in 1888 A.D.

4. AC MOTOR (Alternating Current Motor).

AC motor Invention is one of the most important invention of a all time.This Invention has changed our live on a very large basis.Fans,Coolers,Mixer and Grinder, washing machine,Air conditioner,water pumping machine have a rotatory part which is actually a AC motor.
So, We can say this invention is  the key of various inventions.Lets learn who invented it :-
Nikola Tesla and Galileo Ferraris invented it.

5. Alternating Current (AC).

What is Alternating current?Well......This term might seem awkward to some of you so lemme Explain it.

In SIMPLE WORDS -

The type of current in which electric power is received by us in our homes and offices etc is called a Alternating Current.

Scientific Definition - It is a type of electric current which periodically reverses direction In contrast to DC (Direct Current) which flows in only one direction. SO THE question arises here is Who invented such a usefil thing?

The answer is Nikola Tesla.

Personal Information about him-

Name - Nikola Tesla
Life and Death year - (1856-1943 A.D.).
Nationality - Serbian and American.
He is considered as one of the most intelligent person ever born on earth.
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Thank you so much to read this Article
             -Aryan Verma