- 发表时间：2017-02-18 10:45
Glass: because the glass is not rich in chemical machine, with a glass of water and use up more clean and safe, choose must choose transparent glass and common glass, only need to pay attention to is that the glass is the most afraid of heat bilges cold shrink, don't immediately fill into the hot water temperature too low glass, to prevent the crack. But if the colorful glass in glass coated with paint, through open blisters may dissolve cancer-causing chemicals, and many manufacturers with the waste pipe of crystal glass containing lead, use undeserved, may cause lead poisoning.
Ceramic cup: using ceramic cup best choose nature cup, if you can't resist the allure of the color, will stretch out his hand to touch color appearance, if the surface smooth, just to clarify is under the glaze color or glair, relative comparison security; If uneven, with nails dig will appear fall off, is clarified on the glaze color, best not to purchase.
Temperature: the vacuum flask from the material on the market is divided into glass vacuum insulated container and stainless steel vacuum heat preservation container two kinds, the former see more of a thermos, tank vacuum insulated lunchbox, glass, etc., which is a stainless steel vacuum cup.
Plastic cups, plastic often add plasticizer, which contain some poisonous chemicals, plastic cup of hot water or hot water, the poisonous chemicals is simple dilution to the water, and plastic internal microstructure has a lot of aperture, which hides dirt. So, the expert suggests that plastic cup when the choose and buy, must be selected in accordance with national standards made of food grade plastic cups.
Magnetization cup: as long as the cathode of the magnetized water can improve human body physiological functions, have the health care effect, and the anode of the magnetized water not to drink more. We have seen in the market most of the magnetizing cup with magnets, plus or minus pole points. In picking time of the magnetizing cup as a result, consumers should be careful to distinguish, the choose and buy the single disk (cathode) for material made of magnetizing cup.
Paper cups, paper cups on the market is divided into three types: the first kind is made of white cardboard, not water and oil. The second is waxed paper cup, as long as the water temperature above 40 ℃, wax will melt, allaying carcinogenic polycyclic aromatic hydrocarbons. The third is, paper cup, if choose owe good or information processing technology does not pass, in the polyethylene melt or paper cups in the process of application and the cracking will attack changes, attack carcinogens.
The advantage of stainless steel cups, stainless steel cup is strong and durable, rust corrosion. But the stainless steel cup belong to alloy products, is rich in more heavy metal material, so in use at ordinary times, be careful not to use the stainless steel cup acid drinks, if the juice, coffee, carbonated drinks, etc.; Not long cheng fang soy sauce, vinegar, soup, tea, etc., as the electrolyte in these foods may attack and stainless steel in the heavy metal material in chemical reaction, cause heavy metal material was separated.
Enamel cup: as the enamel cup is made by thousands of degrees Celsius, after the high temperature in China, contains no lead and other harmful substances, can feel free to use, but there is any breakage enamel cup serving drinks when simple gives off harmful substances, decisions should be eliminated