Colorless plastic food packaging is safe for use
Currently, people always have plastic food packaging concerns about this or that, even suggested that plastic “toxic.” But industry experts say: plastic food packaging is safe for use, but do not use colored plastic bags of food.
Experts remind, packed in plastic bags of cooked food, snacks and other food for immediate consumption, it is best not to use colored plastic bags. Because of the permeability for plastic dye pigment and volatile strong case of oil, when heated, when the easy leakage. If it is an organic dye, which will contain aromatics, have some impact on health. In addition, many colored plastic bags are made from recycled plastic, recycled plastic as a lot of impurities, in which manufacturers have to add paint to cover up. However, some in plastic bags, recycled plastic as raw material is white. Experts also pointed out that currently no effective way to distinguish between the special plastic grocery bags, but one thing is certain, non-formal manufacturers, in street stalls do not sell plastic bags for food packaging. In addition, the plastic bags if there is a special smell, can not be used to hold food.
According to reports, the current plastics used for packaging food products of polyethylene, polypropylene, polyester, polystyrene, etc., its health properties are eligible for food packaging is safe. But consumers can not distinguish between food and non-food bags, there are a considerable part of the unqualified plastic bags to be used in food packaging a serious threat to people’s health.
While the plastic food packaging bag is safe, but should also pay attention to methods in use. Do not use plastic bags a long hot food. In daily life, often see people with plastic bags of steaming fried cake, fried dough sticks, etc., if eaten within a short time, not much harm, but a long time to cover their food hot in the bag, would make plastic bags, some of the material leakage and impact on health. Microwave heating of food, the best microwave special plastic bags and special containers. Refrigerator, cold storage and frozen food wrap applications, rather than using plastic bags instead of the ordinary. In addition, buying plastic wrap should look for QS logo.