Oil-absorbent floor mat
Open faced sandwich barrier
Optical device and production method therefor
Optical device and production method therefor
Optical recording medium
Organic and inorganic complex compound and switch using same
Organic EL display assembly
Organic EL element
Orthopedic casting materials having superior lamination characte
Orthopedic splinting articles and methods
Oxygen-absorbing label
Oxygen-absorbing label