According to NASA, each oxygen canister releases enough oxygen for one person for one day.

根据美国国家航空航天局的说法，每个氧气罐释放的氧气足以供一个人使用一天。

Volodymiyr Shandra, the Ukrainian Emergency Situations minister, told local media that oxygen canisters being stored in the basement of the building could have triggered the blasts.

乌克兰紧急情况部部长沃洛迪米尔·珊德拉(volodymir Shandra)对当地媒体表示，存放在大楼地下室的氧气罐可能引发了爆炸。