40,000 tons and six of the countries have declared stockpiles too. it's been a long process. we signed and ratified to get rid of it. >> she hasthese shells detiererioratedeteriorate. they are being stored. can you describe that protocol there? >> this the agent, the chemical weapon that is in pueblo is mustard agent. it's dangerous but old and aging blister type agent. what they do is they access these weapons which are a wide variety of weapons. rockets and artillery shells and bombs of different types. they access these robotically. they have to pull out burster caps and explosives from the weapon. then they actually drain the