Walnut shells are the hard, protective outer covering of walnut kernels. While they are not edible, they have a variety of practical applications due to their durability and abrasive properties, making them useful in industries ranging from cosmetics to construction.
- Eco-Friendly Abrasive: Used in cleaning and polishing applications, walnut shells are a biodegradable and environmentally friendly alternative to synthetic abrasives.
- Gardening Aid: Ground walnut shells can be used as mulch or compost material, enriching the soil and improving its structure.
- Cosmetic Exfoliant: Finely ground walnut shells are used in scrubs and exfoliating products to gently remove dead skin cells.
- Industrial Applications: Employed in sandblasting, filtration, and as a filler in adhesives and plastics.
- Natural Pest Control: Crushed walnut shells can act as a natural deterrent for pests in gardens and around plants.
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