Word forms: plural diagnoses. variable noun. Diagnosis is the discovery and naming of what is wrong with someone who is ill or with something that is not working properly. I need to have a second test to confirm the diagnosis. Symptoms may not appear for some weeks, so diagnosis can be difficult.
Definition - What does Copper Corrosion mean? Copper corrosion is the corrosion of materials made of copper or copper alloys. With exposure to atmosphere, copper oxidizes, causing bright copper surfaces to tarnish. After a few years, this tarnish gradually changes to dark brown or black, and finally to green.
A leak in a copper water pipe behind a wall can cause damage to walls, ceilings and floors. Hidden moisture also increases the risk of dangerous mold buildup. A leak in a pipe behind a wall may start slowly and go undetected for a long time.tep 2. Find any wet spots on the wall or water on the floor. Make a cut about 1 foot higher than the wet spot, using a drywall saw or a utility knife. Be careful not to cut too deeply, to prevent damaging pipes inside the wall. Also make sure there is no wiring in any wall cavities where you make cuts.