1. Toothpaste was invented about 1600 years ago.
2. The earliest people used toothpaste were Ancient Greeks.
3. Ancient Greeks used some ingredients similar to those in modern toothpaste.
4. Umbrellas appeared in ancient sculptures of the Greeks and Persians.
5. The umbrella was used to symbolise high social class.
6. The umbrella was first used to protect people from the sun.