In recent days, alarming headlines about explosions, geopolitical tensions, and threats to infrastructure have reminded many people that the systems supporting modern life may be more fragile than they appear. Events that once seemed distant can quickly feel closer to home. When people begin asking what might happen if electricity fails, the internet disappears, or supply chains stop moving, preparedness suddenly becomes a practical topic rather than a distant idea. Emergency planners have long recommended a simple guideline known as the “72-hour rule.” The concept suggests that every household should be able to function independently for at least three days...
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