June 15, 2013
Tests are set to be carried out on the London Underground to see how quickly poisonous gases could spread across the Tube network.
The aim is to create a better understanding of how to respond in the event of them being deliberately or accidentally released.
The trials will be carried out over several days this month using non-hazardous materials.
The gases will be released between the morning and evening peak times.
This article was posted: Saturday, June 15, 2013 at 5:57 am