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 First Electric Lamp. The first electric lamp was the carbon-arc lamp, demonstrated in 1801 by Sir Humphrey Davy, an English chemist. Electric lights became popular only after the incandescent lamp was developed independently by Sir Joseph Swan in England and Thomas Edison in the United States.he First Electric Lamp. The first electric lamp was the carbon-arc lamp, demonstrated in 1801 by Sir Humphrey Davy, an English chemist. Electric lights became popular only after the incandescent lamp was developed independently by Sir Joseph Swan in England and Thomas Edison in the United States.