Hazardous wastes are placed into categories to aid in a. determining toxicity b. tracking the number of yearly accidents c. determining disposal methods d. studying their side effects

colorectal cancer may also develop from areas of abnormal cells in the lining of the colon or rectum. this area of abnormal cells is called dysplasia and is more commonly seen in people with certain inflammatory diseases of the bowel such as crohn's disease or ulcerative colitis.

so easy. just google the electromagnetic waves and it’ll pop up.