The chemical composition of cucumber: in the fruit of the cucumber 95-98% water, a very small amount of protein, fats and carbohydrates. In the remaining 3% is carotene, vitamin PP, vitamin C and B vitamins and trace elements. In the cucumber contains a large amount of potassium.
furring strip. n. (Building) a strip of wood or metal fixed to a wall, floor, or ceiling to provide a surface for the fixing of plasterboard, floorboards, etc. Sometimes shortened to: furring.
A bit easier way to explain it is that furring helps make surfaces even so the finished look has minimal imperfections. Furring For Walls. If you've ever seen a bare wall, down to the wood-framing studs, it's easy to understand that it's not exactly the best surface to throw plaster or texture onto.