Often colourless and no larger than a grain of rice, plastic pellets are an easy-to-miss source of pollution on the city's shorelines, but a group of University of Toronto students and researchers ...

Green Current takes hard plastics recovered from Living Lands and Waters river cleanups and shreds them into pellets. It's all high-density polyethylene — that's what things like shampoo bottles ...

The "strength" of PLA filament all depends on how much the filament is expanded. But at the same time, different filament brands offer a different percentage of expansion range.