No
one can discredit one of the most valuable breakthroughs in human history, the
electric light bulb. It came off as a source for lighting by means of electric
current late in the 18th century. This turned the tides for gas
lamps and the unconventional fire torch. But as it has immensely benefited the
human race at times of dark, its technology has reached its era of propriety.
Until
the 1900s the halogen bulb thrived and even had some upgrades allowing it to
glow even brighter. But the cost was not reciprocal to the light it produced.
During the 1950s research began on energy efficient lighting and a major find
took the headlines. A genius successfully passed electric current through
vacuumed glass tube, illuminating the device. This was not only a light that
surpassed the incandescent bulb but took it by the throat when it came to its
energy cost. This was the first invention in terms of energy efficient lighting
and many seemed pleased—but not Edward
Hammer though. In 1976, General electric with the help of Mr. Edward designed
the next level of fluorescent tube. By bending it into spirals and adding
mercury to its insides, Edward created a light so bright and efficient that its
prime is still not over to this day. Hence the first compact fluorescent lamp
or CFL was baptized by General Electric in 1976.
This
however did not stop other bright minds from slaving electricity to a higher
extent. Newer mods on CFL were still coming out with slightly better results,
but the time and funding this plateau consumed was ungratifying. So it was
taken to oath by the pioneers that a newer technology must be developed, but
had no idea what was in store for them. Even though light emitting diodes or
LEDs had been going since 1962, their uses were limited due to their primitive
designs. But it wasn’t till the late 1990s when the LED made its debut in the
form of domestic and commercial lighting. The device worked with the superiority
of electrons filling the holes once the semiconductor is charged, initiating
the flow and producing light in the form of photons.
Once
its design and engineering received top of the class tweaking with a few other
upgrades, the LED was the Christ to homeowners and businessmen scorched under
the burning filament of the ungrateful halogen bulb. It gave better and brighter
light at only 10% the cost of what an incandescent bulb would in a year. This
revolution has made its mark and with much less carbon signature and more
saving on the bill, the LED light is making history.

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