1 Subjects: “...drug release materials...”

2 Subjects: “...restorative material...”

3 Subjects: “...hybrid materials...”

4 Subjects: “...reference materials (RMs)...”

5 Subjects: “...liquid food waste materials (LFM)...”

6 Subjects: “...material extrusion...”

7 Subjects: “...piezoelectric ceramic materials...”

8 Subjects: “...eco-friendly sound-absorbing material...”

9 Subjects: “...Mechanical engineering and materials / bicssc...”

10 Subjects: “...native plant material...”

11 Subjects: “...porous materials...”

12 Subjects: “...porous materials...”

13 Subjects: “...piezoelectric material...”

14 Subjects: “...piezoelectric material...”

15 Subjects: “...piezoelectric material...”