1 Subjects: “...final project...”

2 “... researchers. End of life of products attract a lot of attention, and the final output could be the production...”

3 “... in the past.Finally, the reader can learn about the state-of-the-art of education initiatives to train site managers...”

4 “... Issue has finally been released in 2021 with eight papers. Inter alia, three papers focus on the school...”