Why does tap water in Christchurch need chlorine when bottled water doesn't?

April 26, 2018

Chlorinating water is a very big issue in Christchurch at the moment.

Chlorinating water - it's a big issue in Christchurch right now - where Mayor Lianne Dalziel is vowing to fight any move to add it permanently to the city water supply.

It got Seven Sharp's Mike Thorpe thinking - why does tap water need chlorine when bottled water sourced from Christchurch doesn't? 

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