Quote:
Originally Posted by robinshack
Be careful giving authorities too much information. They might start sticking their nose in. Around 1990, I was asked by the environment agency what I would use for hygiene control growing mushrooms in polytunnels. I gave them the name of a common mushroom house disinfectant. I was then informed that as a disinfectant it was a class 1 hazardous substance and all waste water (including rain near tunnels and car park) would need to be collected, held and disposed of by a licensed waste contractor as it could possibly be contaminated! This was at a massive cost and unviable.
Rob
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Hmm .. Yes. I think I'll keep quiet about it for now. I'm going to put it all in one large container, label it 'Spent Ferric Chloride' and give it some more thought.