powders - dry materials that could cause damage
For powders - dry materials that could cause damage, carrier is USPS; restriction type is restricted; scope is all domestic mail; conditions is Powders must be packed in sift-proof containers or other containers that are sealed in durable sift-proof outer containers, recorded from its source on 2026-08-04.
- Item category
- powders - dry materials that could cause damage unconfirmed
- Carrier
- USPS our reading
- Restriction type
- restricted our reading
- Scope
- all domestic mail our reading
- Conditions
- Powders must be packed in sift-proof containers or other containers that are sealed in durable sift-proof outer containers
Values marked unconfirmed are shown, but we could not tie them to the quote below: Item category. Read the quote and judge them yourself.
Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.
What the source says
Powders must be packed in sift-proof containers or other containers that are sealed in durable sift-proof outer containers.
— pe.usps.com, retrieved 2026-08-04
Source
- pe.usps.comhttps://pe.usps.com/text/pub52/pub52c4_018.htm