contaminated area

Emergency treatment: cut off the power and fire quickly leak contaminated areas evacuated personnel to a safe area, and isolation and strict restrictions on access.

After the accident 116,000 people were evacuated from the area. An additional 230,000 people were relocated from the highly contaminated areas to other areas in subsequent years.

Results: The air bacterial count of the working areas of negative-pressure ward increased in the order of clean area-semicontaminated area-contaminated area (negative-pressure ward).