Chris Hogg wrote:
On Sat, 18 Feb 2012 15:53:15 +0000, Michael Chare
mUNDERSCOREnews@chareDOTorgDOTuk wrote:

On 18/02/2012 08:29, leedsbob wrote:
we are shortly moving to a rural property with no mains drainage,we
have been told we need to be carefull about using products which
damage the bacteria which form part of the process,can anyone with
experience of septic tanks adise us the products to use,ie,toilet
cleaner washing machine detergent and dishwasher tablets,many thanks
Nothing from the outlet of a condensing boiler!


Our has been getting that for ten years with no trouble. If you're
thinking of the acidity, it's no more acid than orange juice of
ketchup.

the real answer is nothing like chewing gum, used condoms or plstics.

Everything else biodegrades.

I often use caustic. The whole things is rapidly diluted the next time
you wash a wine bottle..or pee into it and the bacteria are replenished
every time you crap.