Chicco NextFit Convertible Car Seat. Pros: Packed with safety features, led by a removable infant insert designed for smaller/younger babies. Cons: The cup holder doesn't fit a lot of sizes, but this is a minor inconvenience.
Thomas Edison Lightbulb. Let there be Light! Historians agree that Thomas Edison was not the inventor of the electric light bulb, but he did produce the first commercially viable one.
The 1st electric lamp was built by <b>Humphry Davy</b> (an Englishman) in 1809. Thomas Alva Edison improved the invention and based his improvements on a patent he purchased from inventors Henry Woodward &amp; Matthew Evans who patented their electric lamp bulb in 1875.