Run Date: JULâ 17â2002. Population Density. 2000 U. S. Census By Block Group. 0 6 12 Miles. Lewis County, Washington. This map was compiled by Lewis County Geographic Information Services. The base map was developed by the Washington State Department of Natural.
Food poisoning is a general term for health problems arising from eating contaminated food. Food may be contaminated by bacteria, viruses, environmental toxins, or toxins present within the food itself, such as the poisons in some mushrooms or certain seafood.
Food poisoning, formerly called ptomaine poisoning, acute gastrointestinal illness resulting from the consumption of foods containing one or more representatives of three main groups of harmful agents: natural poisons present in certain plants and animals, chemical poisons, and microorganisms (mainly bacteria) and their toxic secretions.