(1) The purpose of a career and technical education center shall be to furnish that type of instruction necessary for the training of craftspersons, primarily in manipulative skills, trade knowledge and business practices.
(2) Its curriculum shall be planned so as not to duplicate training available in the public middle schools and public high schools of this state, except where duplication is necessary for training in the vocations and crafts that are a part of the school curriculum.
(3) Work experiences, whenever feasible, shall be an integral part of the training for the occupation selected.