1. Unable to start or no powerCause: Poor power connection, blown fuse, motherboard malfunction.Solution: Check that the power cord is properly plugge...
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Medical disinfection cabinets are sterilization equipment used exclusively in medical institutions. They use physical or chemical methods to kill path...
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Misconception 1: Using the air fryer without preheating Problem: Ingredients are unevenly heated, resulting in a burnt outside and a raw inside Correc...
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An oxygen concentrator is a medical device that physically extracts oxygen from the air, purifies it, and then supplies it for human breathing. The co...
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1. Is the plastic smell of the air fryer poisonous? Source of odor Normal situation: The heating element protects the oil (to prevent rust from tran...
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1. Signs of air purifier failure The filter is out of service, and the purification efficiency plummets Problem: Both HEPA filters and activated carbo...
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