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Anonymous users2024-01-24The vegetable and vegetable oil fire in the kitchen is a class K fire, the fire has its own characteristics, the fire extinguishing should use the special fire extinguishing agent for kitchen edible oil, and the fire extinguishing mechanism should be based on chemical fire extinguishing, and then accompanied by cooling function. The main component of animal and vegetable oils is triglycerides, vegetable oils are called oils, and animal oils are often called fats.
Its density is insoluble in water, and it is easy to splash when it encounters water during fire, so it will affect the fire in the kitchen, making the fire more severe and more difficult to extinguish.
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Anonymous users2024-01-23There is no grade of fire, according to the object of combustion, it is divided into six categories: A, B, C, D, E, and F;
According to the severity of the damage caused by the fire, it is divided into general, large, major and particularly major fires.
First, look at the color of the oil.
A good cooking oil must look transparent and bright, and the more transparent and clear the color, the better. Gutter oil, on the other hand, has a variety of chemical compositions, which can be cloudy and opaque, and there may be precipitation at the bottom of the bottle. Li Jiansen advises consumers not to buy edible oil with precipitation as much as possible. >>>More
Upstairs is right, shortening is hydrogenated oil, which contains a lot of trans fatty acids, which can cause damage to the nerve cells of the developing child and the human brain. The oil that has been fried repeatedly contains various harmful polymers, so it is poisonous. >>>More
It depends on what type of oil you are buying, if it is oil made from soybeans, it must be cooked in a hot pan before cooking, and rapeseed oil does not matter. If you use more oil to fry things at home, you must use it a second time, otherwise it will be too wasteful, for example, you can fry vegetables, if you still want to continue frying, it will be easy to appear harmful substances at this time. The expert should also mean that you can't use the same pan of oil to fry things all the time.
The temperature of the hot oil is too high, and the glass will definitely not work! The stainless steel one is OK, but considering some elements in the steel, I think it's better to use enamel.
Yes, biogas. Chemical name; Methane. It's not uncommon to see bubbles coming out of swamps, sewers or manure tanks that can be lit if we strike a match, which is a natural occurrence of biogas. >>>More