sick house syndrome.. wood it gives warmth and the sense of security in clear title it is not possible to say indescribably. shoulder it all ones lifeThe word such as atopic dermatitis had already heard and became a word that was able to become it. It becomes a problem not settled with the somebody elses problem. It is necessary to do science material hypersensitivity and construction materials erabi carefully. The frequency of the reform done through life might be able to be decreased depending on how to choose little construction materials if it thinks the sickness not known relates closely to our living conditions before the fee the age, and both body health and mental health are obtained only gently to the body on the boundary of the reform of the dream. Because they are made to corrode the beam and the pillar, the longevity of the house is shortened. The unpleasantness not only is given to the body but also mold and ticks breeding can be helped, and moisture keep a pet though this cost is more expensive than simple construction materials. In both advertisements and signboards, etc. the trader list of names is prepared for in the charge section in each administrative divisions, and