When were Tampons invented?
In the fifth century A.D, the tampons were created by Egyptian women from softened papyrus. In the year 1931, the first modern disposable tampons were created by an American, Dr. Earle Haas. The tampon is ...
Read MoreWhen was Zipper invented?
A U.S born inventor, Whitcomb L. Judson created the clasp locker to clasp shoes and got patent on 7th November 1891. In the year 1913, the modern zipper was invented by a Swedish born scientist ...
Read MoreWhen was the traffic lights first installed?
The railway engineer J.P. Knight installed the first traffic lights outside the British Houses of Parliament in London on 10th December 1868 but unluckily it exploded. The first red-green electric traffic lights were invented in ...
Read MoreWhen was pencil invented?
The first quality pencil was invented by mixing graphite with right kinds of clay in 1795 by a French officer Nicholas Jacques Conte. He discovered the ground graphite and when it was mixed with the ...
Read MoreWhen was Charcoal Briquettes invented?
The first Charcoal Briquettes was invented and patented by Ellsworth B. A. Zwoyer of Pennsylvania in 1897. The Zwoyer Fuel Company built charcoal briquette manufacturing plants after World War I in the New York and ...
Read MoreWhen was the Whoopee Cushion invented?
In 1930, the modern version of Whoopee Cushion, Poo-Poo cushion or Razzberry Cushion was invented by the employees of JEM Rubber Co. A Whoopee cushion creates a funny noise when anyone sits on it. It ...
Read MoreWhen was the Umbrella invented?
Approximately 4000 years ago the umbrella was invented. For protecting from rain the umbrella was first waterproofed by the Chinese. In 1830, the 1st umbrella shop known as "James Smith and Sons" was opened at ...
Read MoreWhen was the Traffic Signal invented?
On 20th November 1923, Garrett A. Morgan was granted patent for the first automatic traffic signal. Later the patent was sold to General Electric Company.
Read MoreWhen was Lip Gloss invented?
Max Factor invented Lip Gloss in 1930. In 1932, the first commercially available lip gloss X-Factor was launched. The first flavored lip gloss "Lip Smackers" was introduced in 1973 by Bonne Bell.
Read MoreWhen was the first Subway built?
In the year 1863 the first subway system was built in London in England. In 1904, the first subway line was constructed.
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