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Across 2. Capable of destroying viruses. 8. A chemical process that destroys most, but not necessarily all, harmful organisms on environmental surfaces. 10. A chemical process for reducing the number of disease-causing germs on cleaned surfaces to a safe level. 12. Caused by pathogenic (harmful) organisms that enter the body. 14. Are chemical germicides formulated for use on skin and are registered and regulated by the Food and Drug Administration. (FDA) 15. Are designated by the EPA as being effective enough to be used in a hospital setting.

Down 1. Are proven to kill bacteria that causes tuberculosis. 3. Is a mechanical process (scrubbing) using soap ad water or detergent and water to remove all visible dirt, debris, and many disease-causing germs from tools, implements, and equipment. 4. The invasion of body tissues by disease-causing pathogens. 5. The removal of blood or other potentially infectious materials on an item's surface and the removal of visible debris or residue such as dust, hair, and skin. 6. Are chemical products that destroy most bacteria, fungi, and viruses on surfaces. 7. The process that completely destroys all microbial life, including spores. 9. Harmless organisms that may perform useful functions. 11. An abnormal condition of all or part of the body, or systems or organs, which makes the body incapable of carrying on normal functions. 13. A submicroscopic particle that infects and resides in the cells of biological organism.