He made a model of a triangular prism.

At the end of the meeting, we concluded with a ceremonial hand clapping, called 'Sanbon-jime'.

Oleum is a very dangerous chemical, and it requires great caution when handling.

Please throw the leftover food in the triangular sink basket in the kitchen.

Sodium carbonate is often used in the manufacture of detergents and glass.

Carbonate of soda is a versatile substance that can be used for laundry and cleaning.

I made an appointment at the department of obstetrics and gynecology for tomorrow.

He is doing special exercises to strengthen his dorsal interosseus muscle.

The palmar interosseus muscle is a part of the hand muscles and supports the movement of the fingers.

The plantar interosseus muscle is a part of the foot muscles and controls the movement of the toes.