Plaster/gypsum — a white mineral (calcium sulfate) and the plaster made from it, used in construction, medical casts, and model-making.
歯医者は患者の歯型を石膏で作った模型で確認した。
The dentist checked the patient's dental impression using a plaster model.
骨折した腕に石膏を巻いた。
They put a plaster cast on the fractured arm.
建築では石膏を内装材として使うことが多い。
In construction, gypsum is often used as an interior material.