Word

冷却材

れいきゃくざい
coolant (in a nuclear reactor)
Word

木材パルプ

もくざいパルプ
wood pulp
Word

船尾材

せんびざい
body post; sternpost
Word

壁材

かべざい
wall material; wall-finishing material; wallplate (e.g. in a mine)
Word

多孔質材

たこうしつざい
porous material
Word

耐火被覆材

たいかひふくざい
fire resistive covering material
Word

耐熱材料

たいねつざいりょう
heat-resistant material
Word

端材

はざい
mill ends; lumber remnants; wood waste
Word

着火剤

着火材
ちゃっかざい
firelighter
Word

樗材

ちょざい
deadwood; useless person