Una volta estinto l'incendio che continua devastare la centrale nucleare di Fukushima, molte domande dovranno trovare risposta: alcuni disastri avrebbero potuto essere evitati? ###>Once the fire that continues to smoulder at Fukushima nuclear power plant has gone out, many questions will need to be answered - could certain disasters have been avoided, and what safety improvements should other nuclear power plants carry out, so that natural disasters do not cause nuclear accidents?