Plastic tableware.
Of course, this is a very handy dish. Ши д C C д C C C C Cшиши C C д C Cши Cши Cши д C Cши Cши д C C C C C Cшиши C C Cши C Cши Cши Cшишиши Cши C Cши Cши C Cши Cши C Cши Cши C C Cши C C C C + A very important factor: its affordable cost. But, every adult who studied chemistry at school knows that the composition of plastic includes various compounds of organic and inorganic elements that can be harmful to human health. In its composition, plastic dishes are divided into food utensils, disposable, hot food, cold ware and dishes that can be used in a microwave oven. It is very important, when choosing plastic dishes in the store, and also during its operation, carefully study the instruction manual. If you use the dishes for other purposes, the plastic may begin to emit harmful vapors and substances, which can affect your health. It is not recommended to use plastic utensils if the expiration date has passed, as well as utensils on which there are cracks, since harmful chemical substances will enter the products. So, when answering the question: what kind of utensils are not suitable for cooking, it can be safely said that plastic utensils are not intended for the most part for cooking.
Dishes made of melamine.
Especially it is necessary to allocate this ware. In many respects, melamine dishes are considered one of the most harmful, despite this, it is in the house of every person living in our country. In Europe, melamine dishes have long been banned for sale, because, as it does not meet safety standards, it is of low quality and harmful to human health. Externally, the dishes of melamine are similar to porcelain. It includes formaldehil, which is recognized by the whole world as a mutagenic poison. It causes the strongest allergy, can lead to diseases of the internal organs, irritates the eyes and stomach. The composition of the dishes includes not only formaldehyde, but also manganese and lead, which begin to stand out actively from the cracks appearing on the dishes. That is why, when buying dishes made of melamine, it is worth paying special attention to the availability of a quality certificate, the conclusion of a sanitary and epidemiological service. Better yet, to refrain from buying dishes from melamine. So, when answering the question: which dishes are not suitable for cooking, we can safely say - melamine dishes.
Metal tableware.
Even metal utensils are not completely safe. During cooking, when the base is heated and the walls of the metal utensils are chrome, nickel, or more precisely their ions, which are also toxic to humans. That is why, in metal dishes it is highly recommended not to store cooked sour dishes, such as pickle, cabbage soup. Naturally, the fewer scratches on the surface of the dishes, the less toxic substances will be released, so protect your metal utensils from scratches.
Utensils from stainless steel.
Stainless steel, it is also stainless steel to date, is a very popular material for making dishes. Such dishes are beautiful, functional, convenient and practical, but, like her relative, metal dishes, contains nickel, which is a very strong allergen for a person. Шиши д C C C C Cшиши C Cши C C Cши Cши Cши д C Cши Cши д C C C C + That is why, very often, the products cooked in a stainless steel saucepan are remote acquire a metallic taste. Very much I do not recommend in cookware from stainless steel to prepare dishes from vegetables, raw meat and sharp dishes. In many countries in Europe for a long time produce dishes marked "nikel free", which means that it contains no nickel. But, the most safe metal utensils is still the steamer. So, in answer to the question: what kind of materials are not suitable for cooking, we can safely say that metal utensils and stainless steel utensils are safe, but not quite.
Cookware with non-stick coating.
The modern market of tableware offers its customers a variety of dishes, including, and non-stick coating. Such dishes are made of steel, has a protective non-stick coating, is very much in demand, because it allows you to cook without using oil and fat. But, it is worth remembering one feature. Cookware with non-stick coating is ideal for cooking, but, only for cooking, you can not store food in it, and it is not recommended to prepare sour dishes. I'll explain why. The fact is that the composition of Teflon (the same non-stick coating) includes perfluorooctanoic acid, which is a modern mutagenic substance, a carcinogen. Many manufacturers of cookware with non-stick coating confirmed the fact that such dishes are harmful. There is a destruction of the Teflon layer at temperatures above 350 C, but we are preparing at home at a temperature of max. 220 C. So, it is not worth worrying. Ши Cши Cши д C Cши C C C C C C C Cши C C C C Cши C C C C C C C C C C C C C C Cши C C Cши C C C C C C C C C C C C C C C C C C C C C C C C Cшишиши Cшиши Cши C C Cшиши C C Cши C C It is highly discouraged to use cookware if the non-stick layer is damaged or scratched. Manufacturers recommend immediately to buy new dishes. Remember that health is much more expensive than some kind of pan. So, when answering the question: what kind of materials are not suitable for cooking, it should be said that with proper handling, the dishes with anti-prism coating are ideal for cooking.
Enameled dishes.
Enameled dishes, as well as dishes with non-stick coating, will serve you faithfully and truthfully until the upper enamel layer is damaged. When buying enamelware, pay attention to what color the enamel is. There is a safe connection, which results in the enamel of cream, black, blue, white and gray-blue shades. If you have an enamel pan of bright yellow color, you should know that the enamel of this pot contains a combination of gum, manganese, dyes and other no less harmful substances, which can negatively affect the health of your family. That's why, when making a purchase in the store of enamelware pay attention to the color of the enamel, ask the seller for a certificate of compliance and sanitary-epidemiological conclusion. Enameled dishes are considered safe dishes, because the protective enamel coating keeps food from getting into it of harmful metal elements, in addition, bacteria can not develop and multiply on the smooth surface of the enamel. Due to these qualities, enamelware is considered one of the safest. In it you can not only store, but also prepare food. But, be careful! As soon as chips, cracks and scratches appear in the enamel ware, she immediately starts to allocate harmful substances, negatively affect human health. Therefore, as soon as you notice these marks on your enamelware, it is worth immediately throwing it away and buying another. So, in answer to the question: what kind of materials are not suitable for cooking, we can safely say that enameled dishes are ideal for cooking until there are cracks and scratches on it.
Aluminum dishes.
Aluminum dishes are considered the most harmful, the most dangerous and most non-eco-friendly dishes. During heating, aluminum dishes begin to release metal ions, which, as we found out, are very harmful to humans, can lead to the disease of internal organs. The point is that under the influence of temperature, acid, aluminum has the property of melting and getting into food. That is why, it is highly discouraged to prepare acidic dishes in aluminum cookware, such as stewed vegetables, cabbage soup, borsch, boil milk, boil the jelly. Dear housewives, please note that in aluminum cookware it is not worth storing food water, and if you regularly cook food in such dishes, your whole family risks getting food poisoning.
Ceramic and porcelain tableware.
Clay, porcelain, ceramic dishes are considered to be practically safe and highly ecological. However, such utensils are not always convenient for daily use in the kitchen. It can not be cooked on a stove, in the oven, and cast-iron dishes are very heavy. Even for porcelain and ceramic dishes, the same rule applies, as for utensils made of other materials, there should be no scratches and cracks on it, since fine grains of sand may start to enter the food. In addition, clay, porcelain and ceramic dishes are often decorated with a pattern that is made with paints containing lead. Such dishes are not suitable for food.