What is the function and usage of Feng Shui gourd?

Function:

Copper gourd and natural sun-dried gourd have two different functions, the former can be used for health preservation and the latter can be used as disinfectant. Five yellow stars and two black stars in the flying stars of Jiugong have a great relationship with diseases, so bronzes can dissolve the evil spirits, while gourds can absorb them.

Usage:

Feng shui gourd can be placed on the door, near the kitchen stove or in the direction of flying stars related to diseases, which is helpful to the health of family members. You can also hang gourds on your windows or doors to reduce suffocation. Putting the gourd on the bed can make people feel peaceful and comfortable.