Figure 2-9. Enamel fractures, scarred and flaked enamel.
2-14. GAS-PACKED PRODUCTS
Changes in atmospheric pressure may cause gas-packed products to have
distended ends. (Example: Cans containing carbonated beverages often have
distended ends.) These cans may or may not be defective. The instructions on the
cans, usually advising whom to contact, must be followed.