Fibers are like tiny little rods or tubes-much longer than they are wide. Just about any fiber that you can think of is a polymer. (I guess that if it's a metal, it's called a wire, not a fiber!). Fibers can be natural-from plant or animals, or synthetic-made by people.
Accessory uses and structures. (A) A structure or use which is clearly incidental to a principal structure or use, and is located on the same lot with the principal structure or use, is an accessory use. All accessory uses are subject to the restrictions in this section.
1. Directive 93/42/EEC on medical devices 1.1 Definition of medical devices a) devices - accessory The definition of the term medical device together with the definition of accessory is determinant for the delimitation of the field of application of Directive 93/42/EEC. A slight difference exists between the definition in article 1(2) (a) of Directive 93/42/EEC and in article 1(2) of Directive 90/385/EEC. Following the latter directive, accessories are by definition medical devices, whilst following Directive 93/42/EEC, a distinction is made between devices and accessories. Therefore within the meaning of Directive 93/42/EEC, accessories are products in their own right and,