The newspaper reported that police said sodium cyanide was discovered east of the site. The chemical can kill.

这家报纸报道称，警方称在事发地点东部发现氰化钠，这种化学物质能致命。

Now, people are growing increasingly concerned about the possible spread of sodium cyanide following the blast.

可以运营。 现在，人们越来越担心爆炸后氰化钠可能扩散。

The LD50 of sodium cyanide, a common form, is 6.4 mg per kg of bodyweight, or over 6 million times less deadly than botulinum.

常见氰化物如氰化钠，其 LD50 为 6.4mg/kg，数据上看，毒性比肉毒杆菌素少六百万倍。