I agree, it is not very toxic to humans as it is readily broken down in the liver.
It is also rapidly biodegradable. However, anyone with a compromised liver had
better give it a pass. I dont think it is very effective against scale, however.
Ingrid

On 4 Jul 2003 17:05:37 GMT, (Nick Maclaren) wrote:
It's not that deadly to mammals! Humans are in little direct danger
from it - that isn't the problem.



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