---
type: restriction
id: royal-mail-post-office-gases-flammable-non-flammable-toxic-compressed
asset: shipping-restrictions-by-class
title: "Gases (flammable, non-flammable, toxic, compressed) — Postal shipping restrictions by item category"
sources:
  - https://www.postoffice.co.uk/mail/what-can-i-send
source_quote: "(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)"
generated: true
harvested: 2026-08-03
stale_after: 2027-08-03
item_category: "Gases (flammable, non-flammable, toxic, compressed)"
carrier: "Royal Mail / Post Office"
restriction_type: "prohibited"
scope: "UK & International"
conditions: "Not allowed in the mail; includes new, used and empty gas cylinders, fire extinguishers, scuba tanks"
verified: false
unverified_fields: carrier, item_category
---
**Item category:** Gases (flammable, non-flammable, toxic, compressed)

**Carrier:** Royal Mail / Post Office

**Restriction type:** prohibited

**Scope:** UK & International

**Conditions:** Not allowed in the mail; includes new, used and empty gas cylinders, fire extinguishers, scuba tanks

> (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>