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Home > About USPS & News > Forms & Publications > Postal Periodicals and Publications > Publications > Publication 2 - Packaging for Mailing > 7 Hazardous Materials

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7 Hazardous Materials

7 Hazardous Materials

7-1 General

7-1.1 Definition

7-1.2 Federal Laws

7-2 Mailing Conditions

7-2.1 Postal Regulations

7-2.2 Mailability Rulings

7-2.3 Packaging