About KORAI HIDEAKI
About 森林総合研究所
About fiberboard
About particle board
About phenolic resin
About synthetic resin adhesive
About property of wood
About endurance test
About durability
About exposure test
About wood based material
About outdoor test
About middle density fiberboard
About Nature and structure of wood(=timber)
About Improved wood
About MDI
About 屋外暴露
About 中質繊維板