Visual aids are often used for interpreting various quality factors established in official U.S. grade standards. The site listed below provides links to the resources approved for use, when grading processed fruit and vegetables. Once on the site, click on the category of fruit or vegetable that you are interested in. Then click on the Other Resources link associated with each commodity.

On the linked document, below, you will find a list of the visual aids that are available.

Visual Aids for Inspection of Containers are intended for use as references by inspectors, graders, and others in interpreting and applying the United States Standards for Condition of Containers.