Plastic Recycling Symbols STL/FreeCad

I really enjoy 3D printing and I use it to make all sorts of things. But there is one thing that we do have to realize: whatever you may print, it will not last forever and there is going to be a day that you (or someone else) would have to dispose of it in a correct way.

By recycling plastics we can save energy and keep the earth clean so that we do not contribute to the plastic soup and microplastics in nature.

While more and more materials become available for 3D printing, would someone