ウールuuru
1.

A type of textile made from the fibers of sheep, often used in the production of warm clothing and blankets.

2.

Natural fiber derived from the fleece of sheep, valued for its insulating properties and used in various fabric forms.

スチールウールsuchiiruuuru
1.

A fine, fibrous material made of steel, commonly used for polishing surfaces and removing rust.

2.

A versatile cleaning product composed of thin strands of steel, ideal for scrubbing and smoothing various surfaces in preparation for painting or finishing.

3.

An abrasive tool made from aggregated, thin steel strands, utilized for tasks like cleaning, buffing, and surface preparation in woodworking and metalwork.