Fuel fleas. Fuel fleas are microscopic hot particles of new or spent nuclear fuel. While small, they tend to be intensely radioactive. The fuel particles, the size about 10 micrometers, are a strong source of beta and gamma radiation and a weaker source of alpha radiation.
Bella Cullen(played by Kristen Stewart in the movies). Bella Swan is 18 at the time she's turned into a vampire in Breaking Dawn. She is the central character in the Twilight saga and took the name Cullen when she married Edward Cullen.
There are actually two very main characters in Twilight, Bella and Edward. Bella: a 17 year old girl who moves in with her dad so her mother can go with Bella's stepfather t â¦ o try and make it into a pro baseball league. She moves to the Forks, Washington, and goes to a new highschool.