I like it better than reading different signs in every office I visit. In the US the problem however is that recycling collection is not standardized. Each cit

I like it better than reading different signs in every office I visit. In the US the problem however is that recycling collection is not standardized. Each city does it differently, which gets in the way of the standardization you propose. We would need a Federal standard (or at least an agreement by the relevant industry association) to help there.