https://slate.com/human-interest/2013/03/what-would-happen-if-oxygen-were-to-disappear-for-5-seconds.html

https://www.scienceabc.com/nature/oxygen-effect-life-earth-survival-man-structures.html

https://whatifshow.com/what-if-the-world-lost-oxygen-for-five-seconds/

https://www.medicaldaily.com/breaking-point-how-long-can-someone-go-without-breathing-364450