1. htmlelement api: containertiming

2. htmlelement api: containertimingignore

3. htmlelement api: inert

4. htmlelement api: inert: element is ignored for the purposes of find-in-page.

5. performancecontainertiming api

6. performancecontainertiming api: firstrendertime

7. performancecontainertiming api: identifier

8. performancecontainertiming api: intersectionrect

9. performancecontainertiming api: lastpaintedelement

10. performancecontainertiming api: painttime

11. performancecontainertiming api: presentationtime

12. performancecontainertiming api: rootelement

13. performancecontainertiming api: size

14. performancecontainertiming api: tojson

15. taskattributiontiming api: containertype

16. css property: interactivity: inert

17. html attribute: containertiming

18. html attribute: containertimingignore

19. html attribute: inert

20. html attribute: inert: element is ignored for the purposes of find-in-page.