Visual inspection is a quality control method used to assess the appearance, condition, and dimensional accuracy of a product or material based on observation without using specialized equipment or instruments. This technique is commonly employed in various industries, such as manufacturing, construction, electronics, and healthcare, to identify defects, ensure conformity to specifications, and maintain standards of quality. Key aspects of visual inspection include: 1. **Appearance Assessment**: Inspectors look for surface defects such as scratches, dents, discoloration, or contamination.
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