Precautions for stainless steel thermos cups 1. Preheat or pre-cool with a small amount of boiling water (or ice water) for 1 minute before use, the effect of heat preservation and cold preservation will be better. 2. After putting hot water or cold…
Precautions for using plastic cutting boards When using a plastic cutting board, it is best not to use it to cut hot cooked food, because high temperature will accelerate the precipitation of harmful substances; after each use, it is best to rinse it…
Precautions for gloves: 1. The size of the gloves should be appropriate. If the gloves are too tight, the blood flow will be restricted, which will easily cause fatigue and discomfort; if they are too loose, they will be inflexible and easy to fall off.…
Precautions for raincoats 1. After the raincoat raincoat encounters water, lift the collar, shake off the water droplets gently, and do not wipe it with your hands or a towel to prevent the rainproof performance from being reduced. After the water droplets…
Precautions for hinges 1. Gently wipe with a dry soft cloth, do not use chemical cleaners or acidic liquids to clean, if you find black spots that are difficult to remove on the surface, wipe with a little kerosene; 2. It is normal for the sound to be…