Tetanus is a serious bacterial infection that affects the nervous system and causes muscles throughout the body to tighten. Tetanus is also commonly called lockjaw, because the infection primarily causes muscle contractions in the jaw and neck, but can eventually spread to other parts of the body.
Position Code Title - Environmental Engineer Spl 2. Environmental Engineer Specialist 13. The employee functions as a second-level specialist or as an administrative assistant to a deputy. bureau director, office director, major office director, division director, or unclassified equivalent.
Duties of Petroleum Engineers. Petroleum engineers typically do the following: Design equipment to extract oil and gas in the most profitable way. Develop ways to inject water, chemicals, gases, or steam into an oil reserve to force out more oil. Develop plans to drill in oil and gas fields, and then to recover the oil and gas.