He was eighteen when he was sent to the Chemical Weapons Research Centre at Porton Down.
There is a range of ways of looking for evidence of chemical weapons use.
BBC: Syria chemical weapons claims: UK and US tread cautiously
More likely, the two presidents discussed the prospects for establishing even more ambitious chemical weapons restrictions.
The convention permits or encourages inspections against any facility deemed capable of producing chemical weapons.
In the negotiations we were pressed to ban nonlethal chemicals along with lethal chemical weapons.
Examples: Sensors to sniff potential chemical weapons will improve industrial processes and environmental monitoring.
Both officials said there is no reason to believe Israel targeted a chemical weapons storage facility.
"America is not serious about discussing this type of chemical weapons use, " al-Zoubi said.
Syria has repeatedly said it would never use chemical weapons against its own citizens.
This week, a senior Israeli military intelligence official said Assad used chemical weapons last month.
Syria does not have chemical weapons, and would not use them if it did, he said.
Indeed, in recent years, the number of nations capable of producing chemical weapons has increased substantially.
Later, McCain said the reported use of chemical weapons was only a matter of time.
"We destroyed a lot of chemical weapons, " says Duelfer of the U.N. inspection team.
The abhorrent nature of chemical weapons has made their limitation a priority for many years.
The Chemical Weapons Convention prohibits the production, stockpiling and use of chemical and biological weapons.
The use of chemical and biological weapons are banned under the Chemical Weapons Convention.
The United States, meanwhile, continues to monitor Syria's chemical weapons very closely, the official said.
The CWC will not, despite claims often made for it, rid the world of chemical weapons.
Another concern to those watching from the wings is Syria's stockpile of chemical weapons.
CNN: Syria: As al-Assad's grip loosens, what could come next?
Here's a list of answers to frequently asked questions about the Chemical Weapons Convention.
Meanwhile, British military divers are searching a flooded underground bunker near Basra for chemical weapons.
The United States already made this mistake once, in connection with the Chemical Weapons Convention (CWC).
There is no verified information on the activity of Germans in the Libyan chemical weapons plant.
He said any movement of chemical weapons, any deployment of chemical weapons would change his calculus.
The CWC is billed as a comprehensive, global and verifiable prohibition against possession of chemical weapons.
CENTERFORSECURITYPOLICY: Blowing Smoke About Making Deadly Gas
Now Mr Bush has gone further, saying America believes the Syrians have chemical weapons.
Tensions in Syria have been worsened by conflicting reports on the possible use of chemical weapons there.
Both officials said there is no reason to believe Israel struck at a chemical weapons storage facilities.
Pentagon Press Secretary George Little said U.S. officials are assessing reports of chemical weapons use in Syria.
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