What type of rope is primarily used in rescue scenarios?

In rescue scenarios, static rope is primarily used due to its minimal stretch, which provides greater control while hoisting or lowering a rescuer or a victim. Static ropes are designed to handle heavy loads without elongating significantly under tension, making them ideal for situations where precise positioning is essential, such as in life-or-death rescues or technical evacuations.

Dynamic rope, while designed to absorb impacts during activities like rock climbing, is not suitable for rescue operations because its stretch can create unpredictable movements that can complicate rescue efforts and compromise safety. Rescue operations often require stable and predictable performance, which static ropes deliver effectively.

Polypropylene rope, though lightweight and resistant to water, lacks the strength and durability of static and dynamic ropes, making it less appropriate for rescue situations. Accessory cords are typically used for specific applications like prusiking or securing equipment, rather than for main line rescue operations. Thus, understanding the properties and appropriate uses of different types of ropes is critical for safe and effective rescue practices.