Citric acid and glucose produce a wood glue that creates strong, water-resistant three-layer plywood. Image may only be used with credit shown.

So began his quest to design and fabricate plywood stools which use no glue for their joints. The Cambridge Makespace (in the UK) turns out to be a perfect environment for this type of project.

Oriented Strand Board (OSB) doesn't look as good as plywood, but the two are virtually equal in terms of structural stability ...