Instruments, apparatus and models, designed for demonstrational purposes (for example, in education or exhibitions), unsuitable for other uses
Instruments, apparatus and models for teaching physics, chemistry or technical subjects
Instruments, apparatus and models designed for demonstrational purposes, e.g. in education or exhibitions, unsuitable for other uses (excl. ground flying trainers of heading 8805, collectors' pieces of heading 9705, antiques of an age > 100 years of heading 9706 and of the type used for teaching physics, chemistry and technical subjects)