Two curved arrows with the letters ALU, marking aluminium packaging.
Two arrows around the letters ALU mark aluminium packaging. Aluminium is one of the few materials where recycling is unambiguously worthwhile: reprocessing it uses a small fraction of the energy of making it new.
Identifies aluminium as the packaging material, under the European material identification coding used alongside the plastics resin codes.
Contexts: Packaging
Reprocessing aluminium takes a small fraction of the energy of producing it from ore, which is why aluminium collection is economic where plastics collection often is not.
Contexts: Packaging
Two curved arrows forming a broken ring around the letters A, L and U set at its centre.
A fuller structured visual breakdown is not yet documented for this symbol.
Both are built from letter like forms, and both are used in packaging contexts.