Every little plastic bauble you interact with has some sort of recycling code on it somewhere. Now that we’re producing plastic 3D printed parts at home, it would be a good idea to agree on how to ...

Today, when you recycle a plastic container, it goes to a material recovery facility, where it must be identified and sorted. Facilities typically rely on imprecise older technology to try to figure ...

I am an avid recycler, since my city recycles glass, paper, cardboard and plastic. Only plastic containers with a recycle code of "1" through "5" or "7" are accepted. My pet peeve is that some of the ...