Marked and respectively.
Edit: U+2677 and and U+2678. Obviously no one would ever want to write about plastics on HN, so it's totally OK to strip those symbols.
Edit: U+2677 and and U+2678. Obviously no one would ever want to write about plastics on HN, so it's totally OK to strip those symbols.
U+2677 is the recycling symbol type 5 (polypropylene/"PP") and U+2678 is recycling material type 6 (polystyrene/"PS").
https://en.wikipedia.org/wiki/Recycling_codes#List_of_resin_...