Who invented the thermoelectric flashlight?

Who invented the thermoelectric flashlight?

Are you stuck in the dark? No lighting devices around? Well, did you know that the source of the light you need is yourself? Discovering the potential of our own body heat, Canadian young inventor Ann Makosinski came to our rescue with an invention that could easily bring darkness to light.

Submarine: Who Invented When?

Submarine: Who Invented When?

The first person to produce a real submarine by turning the submarine design into practice was the Dutch inventor Cornelius Drebbel, who worked in the palace of King James I of England in the early 1600s.

Who invented the window cleaner?

Who invented the window cleaner?

Italian immigrant Ettore Steccone (1896-1984) liked to keep the windows in his house clean. When it moved to America in 1922, heavy and cumbersome tools were used to clean glass.

Who discovered the star screw head?

Who discovered the star screw head?

The history of the screw dates back to BC. But it was necessary to wait for the 1930s to open the head of the screw in the form of a cross and in this way to make the screw work more easily.

Who Invented the Cat's Eye?

Who Invented the Cat's Eye?

Percy Shaw, OBE (15 April 1890 – 1 September 1976) was an English inventor and businessman. He patented the reflective road stud or "cat's eye" in 1934, and set up a company to manufacture his invention in 1935.

Who invented the roll-on deodorant?

Who invented the roll-on deodorant?

The invention of the roll-on deodorant is a demonstration of how one completely unrelated invention can lead to another. The so-called "mother" deodorant—which dates back to the nineteenth century—was sticky and hard to apply.

Who invented the self-cleaning window?

Who invented the self-cleaning window?

The self-cleaning window may at first be seen as a useless, futile invention. Although the innovative technologies used behind this invention are important, how many of us wonder how clean our windows are? 

Who invented the aspirator?

Who invented the aspirator?

Before kitchens were ventilated, cooking was an extremely fragrant and smoky experience. The kitchen was quickly filling up with smoke and smelly gases, and these odors spread throughout the house.