Perform standardized qualitative and quantitative tests to determine physical or chemical properties of food or beverage products. Link: http://www.onetonline.org/link/summary/19-4011.02

Assist in the provision of food service and nutritional programs, under the supervision of a dietitian. May plan and produce meals based on established guidelines, teach principles of food and nutrition, or counsel individuals. Link: http://www.onetonline.org/link/summary/29-2051.00 Your browser does not support the video tag.

Plan and conduct food service or nutritional programs to assist in the promotion of health and control of disease. May supervise activities of a department providing quantity food services, counsel individuals, or conduct nutritional research. Link: http://www.onetonline.org/link/summary/29-1031.00 Your browser does not support the video tag.

Inspect and investigate sources of pollution to protect the public and environment and ensure conformance with Federal, State, and local regulations and ordinances. Link: http://www.onetonline.org/link/summary/13-1041.01 Your browser does not support the video tag.

Collaborate with field and biology staff to oversee the implementation of restoration projects and to develop new products. Process and synthesize complex scientific data into practical strategies for restoration, monitoring or management. Link: http://www.onetonline.org/link/summary/19-2041.02 Your browser does not support the video tag.

Perform laboratory and field tests to monitor the environment and investigate sources of pollution, including those that affect health, under the direction of an environmental scientist, engineer, or other specialist. May collect samples of gases, soil, water, and other materials for testing. Link: http://www.onetonline.org/link/summary/19-4091.00 Your browser does not support the video tag.

Conduct chemical and physical laboratory tests to assist scientists in making qualitative and quantitative analyses of solids, liquids, and gaseous materials for research and development of new products or processes, quality control, maintenance of environmental standards, and other work involving experimental, theoretical, or practical application of chemistry and related sciences. Link: http://www.onetonline.org/link/summary/19-4031.00 Your browser does not support the video...

Research and analyze policy developments related to climate change. Make climate-related recommendations for actions such as legislation, awareness campaigns, or fundraising approaches. Link: http://www.onetonline.org/link/summary/19-2041.01 Your browser does not support the video tag.

Diagse or evaluate mental and emotional disorders of individuals through observation, interview, and psychological tests, and formulate and administer programs of treatment. Link: http://www.onetonline.org/link/summary/19-2041.01 Your browser does not support the video tag.

Assist biological and medical scientists in laboratories. Set up, operate, and maintain laboratory instruments and equipment, monitor experiments, make observations, and calculate and record results. May analyze organic substances, such as blood, food, and drugs. Link: http://www.onetonline.org/link/summary/19-4021.00 l> Your browser does not support the video tag.