The guinea pig could be mounted to the device in such a fashion that it would "outgas in the general direction" of the sensor, thereby flushing it clear of all dust :) On Sat, Jun 4, 2011 at 6:32 PM, Oli Glaser wrote: > On 04/06/2011 23:20, Michael Watterson wrote: >> On 04/06/2011 23:09, Oli Glaser wrote: >>> > =A0Brilliant! Heath and Rube would be most impressed. >>> > =A0You would need to feed the bird of course, but that's a minor deta= il... >> Can any avians digest cellulose? >> Or keep a guinea pig. They can digest paper made from wood pulp. > > But they don't fly, which might impair the workings of the proposed > device somewhat.. :-) > >> >> Newspapers do them no harm as long as they don't read them before eating= .. >> > > :-) > > > -- > http://www.piclist.com PIC/SX FAQ & list archive > View/change your membership options at > http://mailman.mit.edu/mailman/listinfo/piclist > --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .