On Feb 20, 8:40*am, Ferg123
wrote:
I am a Product Designer at the University of Huddersfield, England. I am
currently designing a rotating compost tumbler and was wondering if any
of you have any advice for me when it comes to designing one. Any
experiences, both bad or good will be much appreciated. Thanks!

--
Ferg123

Google for Kambha and dig around in the many articles such as here
http://www.ecowalkthetalk.com/blog/2...ontainer-pots/
.. Maybe consider making them out of mushroom materials such as he
http://www.sciencedaily.com/releases...0727121933.htm or some
other type resin or hypertufa like material.

There are enough tumblers which are way overpriced for any added
benefits