Petzl Professional gives us a simple explanation of how the right equipment can raise the pulley efficiency for easier lifting. Understanding pulley efficiency is an essential part of any rescue situation. Calculating the strength needed to lift and lower objects can make the rescue safer for you and the person you are rescuing. 🎥: Petzl Professional | Rescue Direct
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Petzl Professional gives us a simple explanation of how the right equipment can raise the pulley efficiency for easier lifting. Understanding pulley efficiency is an essential part of any rescue situation. Calculating the strength needed to lift and lower objects can make the rescue safer for you and the person you are rescuing. 🎥: Petzl Professional | Rescue Direct
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