Section 409-B - Use of mercury vapor or metal halide lamps within school buildings1. Every new or replacement mercury vapor or metal halide lamp which is used within any school building in the state, for the purpose of providing illumination, shall be of the safety type or variety which self-extinguishes upon the breaking, cracking or removal of the outer shield protecting the lamp or if such self-extinguishing variety is not available, each such lamp or its fixture shall be equipped with a shield adequate to protect against and to absorb ultraviolet radiation if the lamp were to break or become defective within the shielded fixture.2. Jurisdiction is hereby conferred on the commissioner in order to provide for the enforcement of this section through rules and regulations which the commissioner shall establish.