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How to choose and buy glasses correctly?
How to choose and buy glasses correctly?
Food related product consumption knowledge column
Many people think that
Glass is the safest and healthiest
Of food containers
It has the advantages of high temperature resistance, low temperature resistance and less harmful substances
When consumers choose and use glasses
In addition to paying attention to the lead oxide composition of glass
Also pay attention to the following issues，How to choose and buy glasses correctly?
Food related product consumption knowledge column
Many people think that
Glass is the safest and healthiest
Of food containers
It has the advantages of high temperature resistance, low temperature resistance and less harmful substances
When consumers choose and use glasses
In addition to paying attention to the lead oxide composition of glass
Also pay attention to the following issues: glass cookware :
No.1 Look at the logo
Lead-free glasses generally contain potassium, most of which are high-grade handicrafts and are marked on the outer packaging; The leaded glasses contain lead, which are mostly crystal glassware commonly found in supermarkets and stalls.
No. 2 Heat resistance
Glasses can generally withstand very high temperatures, but generally have poor resistance to extreme cold and heat, and are easy to burst when the temperature difference is large.
No.3 Listening
The metal sound produced by knocking on the leaded crystal glass is more pleasant and pleasant.
No. 4
Compared with lead-free crystal glass products, lead-containing crystal glass products are slightly heavier.
Shopping tips
No.1
Before use, please read the product manual and warning signs carefully, especially the maximum use temperature of the ordinary glass water cup and the type of liquid contained, so as to avoid scalding or scratching.
No.2
In the national standard, the maximum temperature tolerance of ordinary glass water cups is 60 ℃, and the domestic consumers use "cold" cups to hold "hot" water. When consumers do not operate according to the instructions, the probability of glass water cup cracking is still high. Pay attention to the maximum use temperature of the glass water cup and avoid scalding or scratching and other injury accidents
Food related product consumption knowledge column
Many people think that
Glass is the safest and healthiest
Of food containers
It has the advantages of high temperature resistance, low temperature resistance and less harmful substances
When consumers choose and use glasses
In addition to paying attention to the lead oxide composition of glass
Also pay attention to the following issues，How to choose and buy glasses correctly?
Food related product consumption knowledge column
Many people think that
Glass is the safest and healthiest
Of food containers
It has the advantages of high temperature resistance, low temperature resistance and less harmful substances
When consumers choose and use glasses
In addition to paying attention to the lead oxide composition of glass
Also pay attention to the following issues: glass cookware :
No.1 Look at the logo
Lead-free glasses generally contain potassium, most of which are high-grade handicrafts and are marked on the outer packaging; The leaded glasses contain lead, which are mostly crystal glassware commonly found in supermarkets and stalls.
No. 2 Heat resistance
Glasses can generally withstand very high temperatures, but generally have poor resistance to extreme cold and heat, and are easy to burst when the temperature difference is large.
No.3 Listening
The metal sound produced by knocking on the leaded crystal glass is more pleasant and pleasant.
No. 4
Compared with lead-free crystal glass products, lead-containing crystal glass products are slightly heavier.
Shopping tips
No.1
Before use, please read the product manual and warning signs carefully, especially the maximum use temperature of the ordinary glass water cup and the type of liquid contained, so as to avoid scalding or scratching.
No.2
In the national standard, the maximum temperature tolerance of ordinary glass water cups is 60 ℃, and the domestic consumers use "cold" cups to hold "hot" water. When consumers do not operate according to the instructions, the probability of glass water cup cracking is still high. Pay attention to the maximum use temperature of the glass water cup and avoid scalding or scratching and other injury accidents
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