https://www.dailymail.com/travel/article-16052133/ryanair-passengers-delay-stuck-heat-sick.html
https://www.scientificamerican.com/article/why-do-airplane-flights-cause-digestive-problems1/
Some people wear diapers so if there is any problem, they can shit-blast on the spot!.
https://www.internationaltraveller.com/world/farting-on-a-plane Sometimes people have forced out a fart and have regretted it, shit!
https://www.bbc.com/future/article/20141218-why-do-we-fart-more-on-planes
https://www.cntraveler.com/story/why-do-you-bloat-on-planes