The Container Owners Association (COA) has had to develop a new global online database of refrigeration machinery repair companies, following 5 separate explosions that caused 3 deaths in 2011. Investigations into the incidents, which resulted in three deaths, concluded that the refrigeration machines had contained a gas other than the refrigerant R134a for which they were designed to operate on, which had created explosive gases inside the system. After testing samples from over 10…