What Liquids Can Be Sent Through The Mail?

What Liquids Can Be Sent Through The Mail? Nonflammable liquids and nonhazardous liquids can be sent via USPS, if sealed inside a waterproof container. A recently proposed rule change states that mailers must mark the outer container of a mailpiece containing liquid to indicate the nature of the contents, and include orientation arrows. Can I

Can I Send Fish Sauce Via Mail?

Can I Send Fish Sauce Via Mail? The important thing to remember is that you are allowed to mail non-flammable, non-corrosive, non-explosive, non-odoriferous and non-hazardous liquids with the USPS. This includes shipments of water and other types of qualifying liquids. Can I ship liquids via USPS? Rules for USPS Nonflammable liquids and nonhazardous liquids can