Plan, develop, and conduct programs to inform public of historical, natural, and scientific features of national, state, or local park. Link: http://www.onetonline.org/link/summary/19-1031.03 Your browser does not support the video tag.

Plan, organize, direct, control, and coordinate activities of workers engaged in propagating, cultivating, and harvesting horticultural specialties, such as trees, shrubs, flowers, mushrooms, and other plants. Link: http://www.onetonline.org/link/summary/11-9013.01 Your browser does not support the video tag.

Prepare, administer, and measure radioactive isotopes in therapeutic, diagstic, and tracer studies using a variety of radioisotope equipment. Prepare stock solutions of radioactive materials and calculate doses to be administered by radiologists. Subject patients to radiation. Execute blood volume, red cell survival, and fat absorption studies following standard laboratory techniques. Link: http://www.onetonline.org/link/summary/29-2033.00 Your browser does not support the video tag.

Apply theories and principles of neuropsychology to diagse and treat disorders of higher cerebral functioning. Link: http://www.onetonline.org/link/summary/19-3039.01 Your browser does not support the video tag.

Plan, direct, or coordinate activities in such fields as life sciences, physical sciences, mathematics, statistics, and research and development in these fields. Link: http://www.onetonline.org/link/summary/11-9121.00

Research and study cellular molecules and organelles to understand cell function and organization. Link: http://www.onetonline.org/link/summary/19-1029.02 Your browser does not support the video tag.

Investigate the growth, structure, development, and other characteristics of microscopic organisms, such as bacteria, algae, or fungi. Includes medical microbiologists who study the relationship between organisms and disease or the effects of antibiotics on microorganisms. Link: http://www.onetonline.org/link/summary/19-1022.00 Your browser does not support the video tag.

Conduct research dealing with the understanding of human diseases and the improvement of human health. Engage in clinical investigation, research and development, or other related activities. Includes physicians, dentists, public health specialists, pharmacologists, and medical pathologists who primarily conduct research. Link: http://www.onetonline.org/link/summary/19-1042.00 Your browser does not support the video tag.

Drive logging tractor or wheeled vehicle equipped with one or more accessories such as bulldozer blade, frontal shear, grapple, logging arch, cable winches, hoisting rack, or crane boom, to fell tree; to skid, load, unload, or stack logs; or to pull stumps or clear brush. Link: http://www.onetonline.org/link/summary/45-4022.00 Your browser does not support the video tag.

Grade logs or estimate the marketable content or value of logs or pulpwood in sorting yards, millpond, log deck, or similar locations. Inspect logs for defects or measure logs to determine volume. Link: http://www.onetonline.org/link/summary/45-4023.00 Your browser does not support the video tag.