If an eye nevus is present, it should be looked at regularly by an ophthalmologist (a doctor who specializes in eye diseases). People who notice a dark spot on the colored part of their eye (the iris) should have a doctor look at it, especially if it is getting bigger.
Follow these basic steps to clean your firearm. 1  Attach the bore brush to the cleaning rod. Wet the brush with powder solvent. 2  Attach a clean patch to the cleaning rod. Add powder solvent to the patch. 3  Put a fresh, clean patch on the cleaning rod. Add a light coat of oil on the patch.
STEP 1: CLEANING. The first and most important step in instrument reprocessing is cleaning, as studies [Alfa, 1998] have shown that a dirty instrument cannot be effectively sterilized. This is because the soil shields bacteria and viruses from the sterilizing agent.