Cashew Nuts Safety Inspection
Detect chemical whitening and oil coating in cashews
Inspection Guide

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Cashew Chemical Whitening Detection
Cashews are bleached with chemicals to appear whiter and oiled excessively for glossy appearance.
1. The Paper Towel Test:
Place cashews on a white paper towel or tissue for 5 minutes. Natural cashews release minimal oil. If you see:
- Large oil stains spreading on paper
- Translucent marks
- Excessive oil absorption
It indicates heavy oil treatment to mask oldness or improve appearance.
2. The Color Comparison Scale:
Natural cashews are ivory/cream colored with natural variations - some lighter, some slightly darker. Chemically whitened cashews are:
- Bright artificial white (like chalk)
- Uniform color across all nuts
- Lack natural cream undertones
Very white cashews = bleached with chemicals.
3. The Taste Test:
Natural cashews have a mild, natural sweet flavor. Chemically treated cashews may taste:
- Bitter or chemical aftertaste
- Metallic flavor
- Rancid if old and oil-coated to hide age
- Lack of natural sweetness
4. The Surface Shine Test:
Hold cashew under light. Natural cashews have a slight natural sheen but mostly matte finish. Chemically treated cashews look:
- Unnaturally glossy and shiny
- Wet appearance from excessive oil
- Mirror-like reflection
5. The Smell Test:
Natural cashews have a mild, pleasant, nutty aroma. Chemical-treated cashews may smell:
- Chemical or like sulfur
- Rancid (if old and oil-coated)
- Lack natural aroma
Quick Safety Tips
- Natural cashews are ivory/cream, not bright white
- Paper towel test for excessive oil
- Check for chemical or sulfur smell
- Taste test for bitter/chemical aftertaste
Chemical Concerns
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