"chlorine" is a correct and usable word in written English
You can use it to refer to the chemical element or its compounds. For example: "Chlorine is a halogen element found in many compounds, such as chlorinated water."
But the SNC's unceasing demands for a no-fly zone or a safety zone to protect civilians from the regime's barrel bombs and chlorine gas are getting nowhere slowly.
In a speech late on Friday, Bishop said Australia had no doubt the Syrian regime had used toxic chemicals including sarin and chlorine over the past four years.
And in March, Iraq's autonomous Kurdistan government said analysis of soil and clothing samples showed IS used chlorine gas in a car bomb attack in January.
The Kurds say samples of clothing and soil from the site were analyzed by an unnamed lab in an unnamed coalition partner nation, which found chlorine traces.
While chlorine has many industrial and public uses, as a weapon it chokes victims to death.
Insurgents have used chlorine gas in Iraq before.
There have been several allegations that Islamic State has used chlorine as well.
A chlorine gas attack on the outskirts of Damascus in 2013 killed hundreds and nearly drove the US to launch airstrikes against the government of embattled Bashar Assad.
"The use of chlorine by Daesh, and its recruitment of highly technically trained professionals, including from the west, have revealed far more serious efforts in chemical weapons development," she said in Perth, using the Arabic acronym for IS.
The use of chlorine in homemade bombs has been reported in several parts of Iraq and Syria, with car and roadside bombs easy to rig with chlorine canisters.
