A diaphragm spasm takes different forms including strains, hiccups, and having the wind knocked out in a person. One condition that is mostly misdiagnosed is the hiatal hernia, and it causes people to be treated of other conditions like stomach, heart, and circulatory problems.
Recycled toilet paper. Toilet tissue made from recycled paper is made from both colored and white stock, with staples and pins removed. The paper goes into a huge vat called a pulper that combines it with hot water and detergents to turn it into a liquid slurry.
Ts'ai Lun seems to have made his paper by mixing finely chopped mulberry bark and hemp rags with water, mashing it flat, and then pressing out the water and letting it dry in the sun. He may have based his idea on bark cloth, which was very common in China and also made from mulberry bark.