# Gases (flammable, non-flammable, toxic, compressed) — Postal shipping restrictions by item category

For Gases (flammable, non-flammable, toxic, compressed), carrier is Royal Mail / Post Office; restriction type is prohibited; scope is UK & International; conditions is Not allowed in the mail; includes new, used and empty gas cylinders, fire extinguishers, scuba tanks, recorded from its source on 2026-08-03.

- **Item category:** Gases (flammable, non-flammable, toxic, compressed) _(unconfirmed — we could not tie this to the quote below)_
- **Carrier:** Royal Mail / Post Office _(our reading, not quoted from the source)_
- **Restriction type:** prohibited _(our reading, not quoted from the source)_
- **Scope:** UK & International _(our reading, not quoted from the source)_
- **Conditions:** Not allowed in the mail; includes new, used and empty gas cylinders, fire extinguishers, scuba tanks

## What the source says

> (including flammable, non-flammable, toxic and compressed gases, new or used and empty gas cylinders, ethane, butane, refills for lighters, fire extinguishers and scuba tanks, life jackets, nitrogen dioxide and carbon dioxide canisters including culinary foaming devices and SodaStream)

## Source

- https://www.postoffice.co.uk/mail/what-can-i-send

Last verified: 2026-08-03. Review by: 2027-08-03.
Part of [Postal shipping restrictions by item category](https://referencesource.org/shipping-restrictions-by-class/).