Scientists in the UK are creating a smartphone app that will enable users to test for STDs.
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Kleenex tissues were originally used as filters in gas masks.
46
Car airbags kill 1 person for every 22 lives that they save.
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First four countries to have television: England, the U.S., the U.S.S.R., and Brazil.
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There's a Mumbai-based pizzeria that now delivers pizza by drone.
4
Henry Ford produced the model T only in black because the black paint available at the time was the fastest to dry.
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