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[Chemical Knowledge]：Precautions for Safe Use of Dichloromethane

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Dichloromethane is a commonly used organic compound, which is commonly used in industrial fields such as cleaning and solvents. However, due to its toxicity and flammability, special attention should be paid to safety during use. The following are precautions on the safe use of dichloromethane:

1. to ensure good ventilation: dichloromethane is volatile, so it is necessary to ensure good ventilation when in use, to avoid the accumulation of its vapor in the space, leading to the risk of poisoning or fire.

2. Avoid contact with skin and eyes: Dichloromethane is irritating to skin and eyes. Wear protective gloves and goggles when using it. Avoid contact with skin and eyes. Once accidentally contacted, rinse with plenty of water immediately and seek medical examination.

3. Keep away from fire and high temperature: Dichloromethane has high flammability, so keep away from open fire and high temperature when used to avoid fire accidents.

4. Storage precautions: Dichloromethane needs to be stored away from fire and heat sources, and the storage location should be well ventilated to avoid its accumulation in the space.

5. Do not contact for a long time: Prolonged exposure to dichloromethane may cause dizziness, fatigue, nausea and other poisoning symptoms, so the contact time should be controlled when using to avoid poisoning.

in the use of methylene chloride, the need to strictly abide by the relevant safety procedures, to avoid accidents. I hope everyone can pay attention to safety precautions when using dichloromethane to ensure the safety of themselves and others.

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