Postal Laws on Shipping Liquids

Postal Laws on Shipping Liquids

There are some rules and regulations that need to be followed when shipping liquids via the United States Postal Service. The USPS has the following guidelines to follow when shipping liquids: a.)    Flammable Liquid means a liquid that has a flashpoint of not more than 141° F (60.5° C), or any material in a liquid …

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