German equipment maker Stadler is participating in several projects to boost the efficiency of paper recycling from mixed materials.

Pencils, an ubiquitous tool around the world massively used by students, particularly those enrolled in primary and secondary education, are normally not the product of a recycling process.

You don’t need to worry about removing tape or labels. “Most of that will come out in the paper recycling process,” Enck said. Still, she said she does take off as much of it as she can to ...