How many people cute radiation sickness in Chernobyl?

What type of fire extinguisher do you use when a chemical fire occurs? What does ADT stand for in security systems? What kind of particles does the emitter create in a smoke alarm? How do you survive a dysfuctional relationship? What are the colors of the National Fire Protection Agency Hazard Communication Diamond? Can a tornado be prevented? Is smoke detector required for server room? Did the government provide for the 1955 maitland flood victims? What do you learn from disaster management? Can Mercury kill a human? What can be the challenges in a mysterious island to survive? How man people died on September 11 2001? In a heavy rain your tires can lose all contact with the road This is called? What challenges did evacuees have to face? When did the Neighbourhood Watch Scheme start? Can you control the heat of a fire? Do we need smoke detector or fire alarm or both? What is the meaning of Rain does not fall on one roof alone? How much rain fell with the Australian floods? When did floods started?