I hope they’re not confusing the resin symbols with the recycling symbol.
Clearly the resin identification code and the recycling symbol are causing consumer confusion due to the fact that almost everyone confuses them. The US Society of the Plastics Industry designed their resin identification code in 1988 and made it similar to the recycling symbol which had been in use since 1970, even though many of the plastics thus labeled were not generally recyclable. According to wikipedia[1] they…
The ideas about government policy on product labeling became popular a bit later than that, and the resin identification codes, together with food nutritional values were the main responsible for that.