For those who haven’t yet upgraded to Sequoia, be sure to check out the nifty new feature included in Safari 18 on Sonoma. Apple’s user documentation would have you believe this is only available on Sequoia, due to the Sonoma version of the user guide not receiving any updates covering Safari 18.
I use it frequently to clean up a page before exporting to PDF, and occasionally while reading if the extraneous content is particularly obnoxious. In classic Apple fashion they have included a fun animated flair to the deletion.