Find out why chlorine is used in swimming pools.
- Chlorine is a yellow-green gas.
- At high concentrations, chlorine gas is poisonous.
- At lower concentrations, chlorine is used in cleaning products.
In its isolated form, chlorine is a yellow-green gas.
At high concentrations, chlorine gas is poisonous, burning the eyes and throat and attacking the respiratory system.
It was used as a weapon during World War I, causing death by suffocation.
But at lower concentrations, chlorine presents no danger ...
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