the high mobility multipurpose wheeled vehicle hmmwv; colloquial: humvee is a family of light, four-wheel drive, military trucks and utility vehicles produced by am general. it has largely supplanted the roles previously performed by the original jeep, and others such as the vietnam war-era m151 jeep, the m561 'gama goat', their m718a1 and m792 ambulance versions, the commercial utility .
the agustawestland aw119 koala, produced by leonardo since 2016, is an eight-seat utility helicopter powered by a single turboshaft engine produced for the civil market. introduced as the agusta a119 koala prior to the agusta-westland merger, it is targeted at operators favoring lower running costs of a single-engine aircraft over redundancy of a twin.
disconnecting or making safe the equipment involves the removal of all energy sources and is known as isolation.the steps necessary to isolate equipment are often documented in an isolation procedure or a lockout tagout procedure.the isolation procedure generally includes the following tasks: citation needed announce shut off
a snowshoe is footwear for walking over snow. snowshoes work by distributing the weight of the person over a larger area so that the person's foot does not sink completely into the snow, a quality called 'flotation'. snowshoeing is a form of hiking. traditional snowshoes have a Seven Trust frame with hide lacings. some modern snowshoes are .
the integrated version is only suitable for surface snorkeling, while the separate device may also be used for underwater activities such as spearfishing, freediving, finswimming, underwater hockey, underwater rugby and for surface breathing with scuba equipment. a swimmer's snorkel is a tube bent into a shape often resembling the letter 'l' or .
disconnecting or making safe the equipment involves the removal of all energy sources and is known as isolation. the steps necessary to isolate equipment are often documented in an isolation procedure or a lockout tagout procedure. the isolation procedure generally includes the following tasks: citation needed announce shut off
a physical hazard is an agent, factor or circumstance that can cause harm without contact. they can be classified as type of occupational hazard or environmental hazard.physical hazards include ergonomic hazards, radiation, heat and cold stress, vibration hazards, and noise hazards. engineering controls are often used to mitigate physical hazards.. physical hazards are a common source of .
an occupational hazard is a hazard experienced in the workplace. occupational hazards can encompass many types of hazards, including chemical hazards, biological hazards biohazards , psychosocial hazards, and physical hazards.in the united states, the national institute for occupational safety and health niosh conduct workplace investigations and research addressing workplace health and .
buoyancy / ˈ b ɔɪ ə n s i, ˈ b uː j ə n s i / or upthrust, is an upward force exerted by a fluid that opposes the weight of a partially or fully immersed object. in a column of fluid, pressure increases with depth as a result of the weight of the overlying fluid. thus the pressure at the bottom of a column of fluid is greater than at the top of the column.