The appellate courtâs task is to determine whether or not the law was applied correctly in the trial court. Appeals courts consist of three judges and do not use a jury. A court of appeals hears challenges to district court decisions from courts located within its circuit, as well as appeals from decisions of federal administrative agencies.
Arsenic and its compounds, especially the trioxide, are used in the production of pesticides, treated wood products, herbicides, and insecticides. These applications are declining, however. A few species of bacteria are able to use arsenic compounds as respiratory metabolites.he main use of metallic arsenic is for strengthening alloys of copper and especially lead (for example, in car batteries). Arsenic is a common n-type dopant in semiconductor electronic devices, and the optoelectronic compound gallium arsenide is the most common semiconductor in use after doped silicon.
1 Arsenic is used in the medical treatment of cancers such as acute promyelocytic leukemia. 2  It is also used in medical solutions such as Fowlerâs solution for psoriasis. 3  Arsenic-74 an isotope is being used as a way to locate tumours within the body. 4  It produces clearer pictures than that of iodine. It has been used as a wood preserver because of its toxicity to insects, bacteria and fungi. 2  Arsenic is added to animal food to prevent disease and to promote growth. 3  Arsenic is used in the medical treatment of cancers such as acute promyelocytic leukemia.