DIN 6120-1:1996 Marking of packaging and packaging materials for recycling purposes - Plastics packaging and packaging materials - Part 1: Graphical symbols
The document specifies the marking of packages made of plastic to promote the recycling of used packaging.
DIN 6120-1:1996 history
1996DIN 6120-1:1996 Marking of packaging and packaging materials for recycling purposes - Plastics packaging and packaging materials - Part 1: Graphical symbols