Eating Too Much Protein Makes Pee a Problem Pollutant in the U.S. : science
https://www.reddit.com/r/science/comments/w9oh2b/eating_too_much_protein_makes_pee_a_problem/How Do Marine Mammals Avoid the Bends? – Woods Hole Oceanographic Institution
https://www.whoi.edu/press-room/news-release/how-do-marine-mammals-avoid-getting-the-bends/Liquid nitrogen leak at Georgia poultry plant kills 6
https://apnews.com/article/lliquid-nitrogen-leak-georgia-plant-34698174274717f4ec84b6964782e9feNitrogen: The environmental crisis you haven’t heard of yet
https://news.mongabay.com/2021/09/nitrogen-the-environmental-crisis-you-havent-heard-of-yet/Oumuamua: It Came From Another Solar System - The New York Times
https://www.nytimes.com/2021/03/23/science/astronomy-oumuamua-comet.htmlReaction Engines spin out will develop device to enable ammonia's use as jet fuel | Aerospace Testing International
https://www.aerospacetestinginternational.com/news/engine-testing/reaction-engines-spin-out-will-develop-device-to-enable-ammonias-use-as-jet-fuel.htmlWorkers escaped deadly leak by going through nitrogen fog - ABC News
https://abcnews.go.com/US/wireStory/dead-named-inquiry-fatal-nitrogen-leak-continues-75566537