Ceramic Tableware
Ceramic tableware, the traditional concept of ceramics refers to all man-made industrial products made from inorganic non-metallic minerals such as clay. It includes all kinds of products made from clay or mixtures containing clay by mixing, molding and calcining. It ranges from the coarsest earthenware to the finest fine pottery and porcelain. For its main raw material is taken from nature's silicate minerals (such as clay, feldspar, quartz, etc.), so with glass, cement, enamel, refractories and other industries, belongs to the "silicate industry" category. Ceramic tableware firing and application in China has a long history, its shape is diverse, colorful, cool and smooth feel, easy to wash, loved by the people. Ceramic tableware production method is divided into the glaze, underglaze color, glaze color three kinds. Glazed ceramics with pigments made of flower paper pasted on the glaze or directly with pigments painted on the surface of the product, and then by low-temperature baking and firing, due to the baking and firing temperature is not up to the degree of glaze fusion, so the flower surface can not be immersed in the glaze. Touch the glazed ceramics, feel the flower surface has obvious concave and convex; In-glaze color ceramics baking temperature can make the glaze melt, pigment can sink into the glaze, after cooling is covered by the glaze layer, the surface of the product is smooth, touch no obvious concave and convex; Under-glaze color ceramics all color decoration on the porcelain billet, glaze by high temperature firing, flower surface is covered by the glaze layer, looks bright, flat, smooth.
Glass tableware
The disadvantage of glass tableware is fragile, if not used properly, it is easy to cause cracking; glass tableware clean and hygienic, does not contain toxic substances, but glass tableware will sometimes be "moldy", because the glass is subjected to long-term erosion of water, sodium silicate in the glass and carbon dioxide in the air to generate a white carbonate crystals, which is harmful to human health, so the use of alkaline detergent can be used to clear the glass tableware. Alkaline detergent can be used to remove.
Enameled tableware
Enamel products have good mechanical strength, sturdy, unbreakable, and have good heat resistance, can withstand a wide range of temperature changes. The texture is smooth, compact and not easily stained with dust, clean and durable. The disadvantage of enameled products is that after being hit by external forces, there are often cracks, broken. Coated in the outer layer of enamel products is actually a layer of enamel, containing aluminum silicate a class of substances, if there is a break, it will be transferred to the food. So when buying and selling enamel tableware requires a smooth and flat surface, enamel uniformity, bright color, no penetration of the bottom of the apparent powder and embryonic phenomenon.
Wooden tableware
All kinds of utensils and appliances used for distributing or ingesting food. Including sets of bowls, chopsticks, knives, forks, plates, dishes, trays, wooden spatulas, wooden spoons, wooden scoops, rice steamers, as well as a variety of different uses of various containers and hand-held utensils. Daily bamboo and wood tableware to chopsticks most, bamboo and wood tableware according to the production of raw materials divided into bamboo tableware and wooden tableware. The biggest advantage of bamboo and wood tableware is environmentally friendly and green, easy to take materials and no toxic effects of chemicals, now more and more people around the world are using. Bamboo tableware all use bamboo or solid wood production, exquisite chic, not only practical, but also has the value of artistic embellishment, placed in the home both practical and both artistic decorative effect. But their weakness is easier than other tableware pollution, mold. If you do not pay attention to sterilization, easy to cause intestinal infectious diseases.
Copper tableware
Many people use copper tableware, copper pots, copper spoons, copper hot pots and so on. On the surface of copper tableware, you can often see some blue-green powder, people call it patina. It is the oxide of copper, which is non-toxic. However, for the sake of cleanliness, it is better to polish the surface of copper tableware with sandpaper before serving food.
Iron Cutlery
Generally speaking, iron cutlery is non-toxic. However, iron utensils are prone to rust, and rust can cause nausea, vomiting, diarrhea, heartburn, poor appetite and other diseases. In addition, it is not advisable to use iron containers to hold cooking oil, because oil is easy to oxidize and deteriorate when stored in iron for too long. At the same time, it is best not to use iron containers to cook tannin-rich foods and beverages, such as fruit juice, brown sugar products, tea, coffee and so on.