What triggered chernobyl accident?

Can a 22 bullet hit a double-paned glass window not make a hole and only shatter one of the double-panes? What charges can be pressed if you set someones house on fire? Is it the law to have a smoke alarm at home? Did an F5 tornado hit Pennsylvania? What fire extinguisher is red with black panel? An imminently serious condition means conditions requiring immediate action to save lives prevent human suffering and or mitigate great property damage? What are the activities of the planning section? How many people were evacuated in cyclone Tracy? If a can of paint were burning which type of fire extinguisher should be used? What do you do if there is a fire in your house? How many people were unemployed in the wall street crash? How did the Eyjafjallajökull affect humans? How about smoke does it have mass does it occupy space why? You can move an unresponsive victim if you need to? How did the Chernobyl accident effect Europe? Are they still rebuilding Darwin after cyclone Tracy? How does a flame sensor works? How can you prepare for a drought? How do people in the Caribbean prepare for a hurricane? What fire extinguisher would you use on a Chip pan?