The death toll in serious explosions and fire at Armenia’s…chemical plant…has risen to four…[E]ight people who sustained bodily injuries…have now been discharged from hospital…Nairit, a chemical giant…was rocked by a series of explosions followed by fire…[T]he Nairit administration…officially stated…“there are no harmful emissions.” Director of the Social-Ecological Association Srbuhi Harutyunyan…says…a large quantity of acetylene…was emitted into the atmosphere…This acetylene is mixed with oxygen causing various poisonous chemical substances. “…Since these materials can remain in the air for quite a long time, it becomes very dangerous for people’s health.”…Nairit officials cited busy schedules as a reason for refusing to provide any substantial details…[T]he Prosecutor-General’s Office instituted criminal proceedings in connection with the case…The plant [is] currently owned by…Rhinoville Property Limited…