1.   Manufacturers have found that using natural resins can be expensive because harvesting them takes time, and they are often rare and hard to find.

2.   Most natural resins are produced by plants or trees to cover a wound.

3.   Other types of brushes, washing-down brushes or paste brushes, usually have fillings bonded together with pitch or natural resins.

4.   The fragrance will keep clothes smelling fresh and the natural resins in the cedar, although not insecticides, will repel moths.

5.   You might try Hinder, an Environmental Protection Agency-registered repellent containing soaps and natural resins.