1 Subjects: “...carbon emissions...”

2 Subjects: “...carbon emission...”

3 Subjects: “...carbon emissions...”

4 Subjects: “...formaldehyde emission...”

5 Subjects: “...pulsing gas emission...”

6 Subjects: “...acoustic emission...”

7 Subjects: “...acoustic emission method...”

8 Subjects: “...acoustic emission method...”

9 Subjects: “...emissivity...”

10 Subjects: “...emissivity...”

11 Subjects: “...acoustic emission...”

12 Subjects: “...acoustic emission...”