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AED defibrillator – Science

Defibrillation is a common treatment for life-threatening cardiac dysrhythmias and ventricular fibrillation. Defibrillation consists of delivering a therapeutic dose of electric current to the heart with a device called a […]

Vector Forces in Ropes – Ropebook

Vector forces become apparent whenever there is an internal angle greater than 0° between two or more rigging components or anchorage points.For ease of explanation, a vector force is typically […]

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