--- type: restriction id: royal-mail-post-office-environmental-waste asset: shipping-restrictions-by-class title: "Environmental Waste — Postal shipping restrictions by item category" sources: - https://www.postoffice.co.uk/mail/what-can-i-send source_quote: "and protect by cushioning material in rigid outer packaging Environmental waste (including used batteries and used engine oil) International – not allowed in the mail UK – not allowed in the mail Explosives (including fireworks, flares, blasting caps, party poppers, Christmas cracker snaps) Any chemical compound, mixture or device capable of prod" generated: true harvested: 2026-08-03 stale_after: 2027-08-03 item_category: "Environmental Waste" carrier: "Royal Mail / Post Office" restriction_type: "prohibited" scope: "UK" conditions: "UK – not allowed in the mail" verified: true unverified_fields: carrier, conditions --- **Item category:** Environmental Waste **Carrier:** Royal Mail / Post Office **Restriction type:** prohibited **Scope:** UK **Conditions:** UK – not allowed in the mail > and protect by cushioning material in rigid outer packaging Environmental waste (including used batteries and used engine oil) International – not allowed in the mail UK – not allowed in the mail Explosives (including fireworks, flares, blasting caps, party poppers, Christmas cracker snaps) Any chemical compound, mixture or device capable of prod Source: