The 289 area code was created as an area code overlay for the Mississauga (Streetsville) area. Unlike the previous solutions, this process did not require the place to be geographically separated by different area codes.
Ionizing radiation is a term used for radiation whose quanta have energy to directly or indirectly ionize (one or more electrons are released from the atom of the given substance) molecules or atoms while passing through matter, hence the name ionizing radiation.
Radiationâs biological effect is measured in mSv, the millisievert. No matter where you live on Earth you receive a small dose of radiation each day, but an astronaut living on the International Space Station is exposed to over 80 times that amount. Head further into space and that figure rises to a deadly degree.