In message , Stephen
Wolstenholme writes
On 15 Jul 2011 12:56:28 GMT, wrote:

David WE Roberts wrote:
These days I think broken up polystyrene is recommended.

The problem with polystyrene is that my chickens then eat it!
(once it falls out, not whilst still in the pots!)

Does it do the chickens any harm? What comes out at the other end?

Steve

Pre-packed eggs?
--
hugh