Woodblock printing was already a widely used technique in the Tang Dynasty. However, this kind of printing tech was expensive and time-consuming. Until the Song Dynasty (960-1279), a man named Bi Sheng (990â1051) invented movable type printing, making it quicker and easier.
Asafoetida has been used as a medicinal herb for many decades, with some people choosing to make a tea from it in order to drink it plain. Despite its pungent aroma, it is known to alleviate stomach ailments, cold symptoms, anxiety issues, chronic fatigue, yeast infections, and painful gas and flatulence.
Asafoetida /aesÉËfÉtÉ¨dÉ/ Ã¦sÉËfÉtÉ¨dÉ is the dried (latex gum) oleoresin exuded from the rhizome or tap root of several species Of, ferula a perennial herb that grows 1 to.1 5 (m.3 3 to.4 9) ft. tall Asafoetida reduces the growth of indigenous microflora in the gut, reducing flatulence. 2  In the Jammu region of India, asafoetida is used as a medicine for flatulence and constipation by 60% of locals.