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Material and Characteristics for Health and Environment
The material for its structure and exterior is the wood of Kawasaki town, with the wide-range of its kinds, such as chestnut, cypress, pine, cedar, fir and paulownia. These woods are going to be placed in the right part of the house with the right kind. A lot of efforts are being made to challenge to realize an affordable price for the house that does not use any plywood but only uses unvarnished timber instead, for it normally costs more to use timber compared to plywood. The interior is to be done without any plastic wallpapers and the paint for the house is to be minimized. Instead, the timber and plaster are to be used for the finish of the wall work so that the house can clear the sick-house regulation.
The effort to pursue the appropriate material and building method for both the health of the residents and the environment is also being made. For example, the house does not use any harmful organic compound chemicals for insecticide. Instead, it uses the effective agent in charcoal and natural acid extracted from smoke from wood to avoid the damage on the house from pests. The research for the right selection of the kind of wood to minimize the use of such chemicals is also being done.
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