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No
Title
Date
15 Aren’t venting systems installed for BWRs in Japan ? September 13,2012
14 Was the venting delayed because it took time to gain approval from the national government ? September 13,2012
13 Was the injection of seawater delayed because the Tokyo Electric Power Company had misgivings about decommissioning the reactor ? September 13,2012
12 Did the Unit 1 IC shut downbecause of discharge to outside the system? What was the reason for the shutdown ? September 13,2012
11 No equipment was installed for mitigating a hydrogen explosion in case it occurred. Why was this not taken into account? Was it an issue of cost efficiency No equipment was installed for mitigating a hydrogen explosion in case it occurred. Why was this not taken into account? Was it an issue of cost efficiency? September 13,2012
10 If MOX（Mixed Oxide）had been used, would it have worsened the situation? March 8,2012
9 What was the source of the hydrogen that caused an explosion at Unit 4? March 8,2012
8 Was the reactor core damaged in the earthquake before the tsunami struck? March 8,2012
7 Did meltdown debris go through the base of the containment vessel and reach the groundwater area?
March 8,2012
6 Was the alternative DG, which arrived at the site within 12 hours, military equipment or a device that runs on electric power frequency for West Japan, making it unsuitable for connection in East Japan?
Did it function? March 8,2012
5 Was the hydrogen that caused the explosion at Unit 4 generated from fuel damage caused by the loss of spent fuel pool functions?
Was the cooling water lost due to sloshing or earthquake-induced damage to pool lining? What was the cause of the hydrogen explosion? March 8,2012
4 Is it possible to restore the soil around the Fukushima Daiichi Nuclear Power Station?
What would be the process and which organization would take charge? March 8,2012
3 When the evacuation zone was expanded, was sufficient explanation provided? March 8,2012
2 Why was the evacuation zones set in concentric circles from the power station?
Why did you not use wind directions or precipitation forecast? March 8,2012
1 Was the Fukushima Accident caused by the tsunami or was it a case of a nuclear reactor accident? March 8,2012
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