The World Needs These 10 Accidental Inventions

1

Alexander Fleming discovered penicillin accidentally in 1928 when mold contaminated a petri dish, leading to the development of the first antibiotic.

Penicillin

2

Percy Spencer, an engineer, noticed that a candy bar in his pocket melted near a magnetron, leading to the invention of the microwave oven in 1946.

Microwave Oven

3

Dr. Wilson Greatbatch accidently devised the pacemaker in the 1950s by using the wrong resistor in an electronic circuit.

Pacemaker

4

Richard James invented the Slinky in 1943 when he accidentally knocked over a tension spring and noticed its amusing movements.

Slinky

5

In 1968, Spencer Silver created a weak adhesive that was initially deemed a failure until his colleague, Art Fry, found a practical use for it as Post-it Notes.

Post-it Notes

6

Harry Coover accidentally discovered super glue in 1942 while attempting to create a clear plastic for gun sights.

Super Glue

7

In 1839, Charles Goodyear accidently vulcanized rubber by adding sulfur and heating it, creating durable rubber products.

Vulcanized Rubber

8

Pharmacist John Pemberton accidentally created Coca-Cola in 1886 while attempting to develop a patent medicine.

Coca-Cola

9

In 1938, Roy Plunkett discovered Teflon when a refrigerant gas canister he was working on created a waxy, non-stick white substance.

Teflon

10

Wilhelm Roentgen accidently discovered X-rays in 1895 while experimenting with cathode rays, changing medical imaging and diagnosis.

X-rays

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