Funds appropriated shall be used to carry out the provisions of this chapter, including but not limited to, personnel costs, operating costs, and capital expenditures associated with the regulatory and public education mandates placed on the department by this chapter, as well as the development and implementation of the building codes for radon resistant construction. The department is further authorized to enter into contracts for the purpose of: developing building codes for radon resistant buildings; developing construction techniques for mitigation of radon in existing buildings; conducting training relevant to all changes in building codes adopted pursuant to authority conferred by this chapter; and to otherwise carry out the mandates of this chapter.