Clean room is Or in another name that is often called “Clean room” means a room that controls cleanliness, amount of dust particles. Various contaminants As well as temperature, humidity in the air To be controlled within the specified criteria Which is considered to be the industrial standard In the factory for producing pharmaceuticals, producing creams and producing various dietary supplements as well Operations under that clean room There will be many rules and regulations to ensure the best quality products. And still maintain standards as required Which the basic rules for going through the clean room Have to clean the body and wear specialized clothing. To prevent various pollution To enter the laboratoryThen pass the Air Lock room, which is a room that controls the air pressure slightly higher than normal. To prevent dirt or dust from nearby rooms from entering the clean room as well.