By way of experiments utilizing mice and pigs with respiratory health conditions, they located that administering an oxygen-rich liquid while in the rectum served simplicity indications, a end result supporting their speculation that intestines can Trade oxygen. Produced someplace around 202 BC; these were being “palace experiences or imperial bulletins” https://www.dailypioneer.com/2024/state-editions/punjab-to-launch-special-campaign-for-cleanliness-in-all-cities.html