Tests and diagnosis discussion for Gallstones: Many gallstones, especially silent stones, are discovered by accident during tests for other problems. But when gallstones are suspected to be the cause of symptoms, the doctor is likely to do an ultrasound exam. Ultrasound uses sound waves to create images of organs.
Best Answer: A feeder school feeds a particular high school. Usually, it means that all the students from that middle school go to a particular high school. Source(s):
Vibratory feeders, commonly known as a bowl feeder, are self-contained devices, consisting of a specially shaped bowl designed to orient the parts to a specific orientation. A vibrating drive unit, upon which the bowl is mounted and a variable-amplitude control box controls the bowl feeder. Coating: Bowl feeder coatings Minimise wear and tear, reduces noise and damage to parts. 2  Sound enclosure/cover: A foam-lined structure that absorbs the noise created by the vibratory feeder. 3  Reduce noise and protects against dust and contamination.