Which portable tool is capable of applying extreme pressures to spread, cut, and lift?

The hydraulic rescue tool is specifically designed to apply extreme pressures for the purpose of spreading, cutting, and lifting in emergency situations. This versatility allows firefighters and rescue personnel to effectively manage vehicular accidents, structural collapses, and other scenarios where victims may be trapped under heavy debris. The hydraulic mechanisms can generate significant force, enabling them to manipulate materials that would be impossible to move by hand or with less powerful tools.

In comparison, while a rescue saw and an air chisel also serve valuable functions in rescue operations, they have different primary applications. The rescue saw is mainly used for cutting through various materials, such as metal or wood, but does not possess the same capacity for lifting or spreading. The air chisel is useful for breaking apart materials but lacks the hydraulic power needed for heavy lifting or applying extreme pressure in a rescue context. The prying tool is designed primarily for leverage to pry objects apart but also does not generate the high pressures associated with hydraulic tools. Thus, the hydraulic rescue tool stands out as the most capable option for such demanding tasks in emergency situations.