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.
Silver sulfadiazine is an antibiotic. It fights bacteria and fungus on the skin. Silver sulfadiazine topical (for the skin) is used to treat or prevent infections on areas of burned skin.Silver sulfadiazine topical may also be used for purposes other than those listed in this medication guide.t fights bacteria and fungus on the skin. Silver sulfadiazine topical (for the skin) is used to treat or prevent infections on areas of burned skin. Silver sulfadiazine topical may also be used for purposes other than those listed in this medication guide.