Cyanide

Cyanide 356 times limits found at China blast test point

Cyanide levels more than 350 times standard limits have been detected in water close to the site of deadly explosions in the Chinese port city of Tianjin.

'Cyanide letter' sent to White House, says Secret Service

The US Secret Service says it is conducting further tests on an envelope posted to the White House which may contain cyanide

August 20, 2015
August 20, 2015

Cyanide 356 times limits found at China blast test point

Cyanide levels more than 350 times standard limits have been detected in water close to the site of deadly explosions in the Chinese port city of Tianjin.

March 18, 2015
March 18, 2015

'Cyanide letter' sent to White House, says Secret Service

The US Secret Service says it is conducting further tests on an envelope posted to the White House which may contain cyanide