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Cl cant kill Giardia oocysts, they have to be filtered out.
by engineer_22 5y ago
Cl cant kill Giardia oocysts, they have to be filtered out.
- slownews45 5y agoChlorine is effective against Giardia. It requires longer exposure periods generally and can be temp dependent (ie, 1 hr vs 1 minute).
- engineer_22 5y agoYes, that's right. Cryptosporidium, another common parasite, is much more resistant to Chlorine