The bottle is further fed through the synchronized star wheel and feed worm. It is once again inverted and comes out duly cleaned in an upright position for further operation as per setup. Automatic airjet washing machines are essential equipment in various industries, including pharmaceuticals, food processing, and cosmetics. These machines are designed to clean and sanitize containers like vials, ampoules, bottles, and jars. Their working principle is based on a systematic process that ensures thorough cleaning and sterilization.