And then another pair of legs we collaborated on were these look like jellyfish legs, also polyurethane.

So we made what people lovingly referred to as glass legs even though they're actually optically clear polyurethane, a.k.a. bowling ball material.

And here's the simplest version in nature, and here's my collaborator Ron Fearing's attempt at an artificial version of this dry adhesive made from polyurethane.

(d) Developing machinery and equipment for the processing branches of the agroindustrial sector and the construction industry, including production of broad band polyethylene film, equipment for applying heat insulation based on composite polyurethane foam materials, heating systems for vulcanizing presses and pneumatic polishing machines