Most solid materials, like wood, plastic, or stone, are somewhere in. between. Factors that affect heat conduction. The rate of heat transfer by conduction depends on the conductivity, the. thickness, and the area of the material. It is also directly proportional to. the temperature difference across the material.
Popular âDietâ Ingredient Now Linked to Leukemia and Lymphoma in New Landmark Study on Humans. As few as one diet soda daily may increase the risk for leukemia in men and women, and for multiple myeloma and non-Hodgkin lymphoma in men, according to new results from the longest-ever running study on aspartame as a carcinogen in humans.
Multiple myeloma. Multiple myeloma is a cancer that forms in a type of white blood cell called a plasma cell. Plasma cells help you fight infections by making antibodies that recognize and attack germs. Multiple myeloma causes cancer cells to accumulate in the bone marrow, where they crowd out healthy blood cells. Rather than produce helpful antibodies, the cancer cells produce abnormal proteins that can cause kidney problems. Treatment for multiple myeloma isn't always necessary.