Request an appointment. Familial adenomatous polyposis (FAP) is a rare, inherited condition that causes extra tissue (polyps) to form in your large intestine (colon) and rectum. Polyps can also occur in the upper gastrointestinal tract, especially the upper part of your small intestine (duodenum).
An iron core will produce the strongest magnet. By increasing the size of the core you also increase the strength of the electromagnet. Compare the diagrams. Note: Look at the amount of coils, the size and number of the power source.
1 The strength of an electrolyte, whether it is a strong electrolyte or a weak electrolyte, depends on the substance's ability to form ions by dissociation (or ionization).  A strong electrolyte is a good conductor of electricity. A strong electrolyte dissociates completely, or nearly completely, in solution.