Why should care be taken around pressurized hydraulic systems or cables under tension?

Taking care around pressurized hydraulic systems or cables under tension is crucial primarily because there is a significant risk of severe injury. These systems are designed to function under high pressure, and if they malfunction or are handled improperly, they can release sudden bursts of energy or break, leading to potentially catastrophic injuries.

For example, if a hydraulic line bursts, the fluid can shoot out at high speeds, causing lacerations or severe bruising, and in some cases, it can even penetrate the skin. Similarly, cables under tension can snap and recoil with tremendous force, posing dangers that can result in serious harm or fatal accidents. Thus, an understanding of these risks is essential for maintaining safety in environments where such systems are present. Awareness and respect for the dangers associated with pressurized systems help ensure worker safety and prevent tragic outcomes.