A. Brain damage (intellectual and motor skills), heart attacks, coronary heart disease, skin lesions, cancers (skin, kidney, bladder, lung, liver), diabetes, gangrene, pulmonary tuberculosis can result from arsenic poisoning. Arsenic cannot seen, smelled, or tested (Human Rights Watch, "Arsenic" by Whitaker and Fowler in "Encyclopedia of Public Health, Ed. Lester Breslow, Vol. 11).