5, most of the decorative materials contaminated classroom supplies within the premises of volatile organic compounds such as formaldehyde, radon in building materials, furniture making various artificial board (chipboard, fiberboard, plywood, etc.) due to the use of an adhesive agents, which contain formaldehyde. The new production of furniture, walls, floor laying decoration, should the use of adhesives. Any place where a lot of the use of adhesives, there is always the release of formaldehyde. 

keywords: Efficient and safe disinfection supplies, school disinfection system, indoor formaldehyde testing Governance,