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Considerations when using disposable plastic lunch boxes
- Mar 14, 2017 -

1) Fragments cut disposable lunch boxes, placed in containers filled with water, if you press into the water it is easy to come up, that isn't in calcium carbonate; if youcan't float, sink, by adding calcium carbonate, should not be used;

2) Heated lunch box should be no smell, odor, and should not be used;

3) PP plastic has a certain toughness if feel soft, broken even one tear, should not be used;

4) Many lunch boxes with PP, lid with PS, remember not to be put into the microwave heating cover;

5) Buy brand or QS numbers mark products safer.

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