Several animal species are able to hear frequencies well beyond the human hearing range. Some dolphins and bats, for example, can hear frequencies up to 100 kHz. Elephants can hear sounds at 14â16 Hz, while some whales can hear infrasonic sounds as low as 7 Hz (in water).
Several federal agencies were established during the Nixon Administration. These include: 1  OSHA (Occupational Safety and Health Administration) 2  MSHA (Mine Safety and Health Administration)  NIOSH (National Institute for Occupational Safety and Health)
A government agency may be established by either a national government or a state government within a federal system. The term is not normally used for an organization created by the powers of a local government body.Agencies can be established by legislation or by executive powers.xamples of these agencies include the Department of Energy (DOE) and the Internal Revenue Service (IRS), which is a bureau of the Department of the Treasury. Most federal agencies are created by Congress through statutes called  enabling acts  which define the scope of an agency's authority.