[ad_1] Due to the concept of modern and easy living, the use of plastic in the kitchen is increasing. The refrigerator in homes is filled with plastic containers, almost everything from water bottles to food items is stored in plastic. Apart from this, if we talk about online food ordering, hot food is packed and delivered in plastic containers.But misuse of plastic has a very bad effect on health. It can even cause fatal diseases. However, to maintain the quality of plastic containers, number codes are given. With the help of these, you can know which container's quality cannot harm health in terms of food safety. In such a situation, we are telling you important things about the use of plastic along with these codes.Avoid the box with this numberA number is written on the back of every plastic container. Actually, this is the recycling number, which means that it indicates the quality of the container. If the number 3, 6 or 7 is written on any container, then it has to be used very carefully. Because these release harmful substances when heated.one time use boxesIt is very important to keep a note of the number before buying plastic containers for food and drinks. For example, if a container has a 1 written inside a triangular shape on the back of the container, it means that it has to be used only once. If it is used more than once, it can be harmful for the body.Identifying reusable containersNo matter how much you try to avoid using plastic at home, sometimes the need arises. In such a situation, if you want to buy plastic containers for reuse, then look for those boxes on the back of which 2, 4, 5 are written. Plastic containers with these numbers can be used again and again. They do not harm health.Compartments for freezer and storageIf you are buying plastic boxes for use in the freezer, then make sure that the container is labeled 'Freezer Safe'. Apart from this, if the box has a cup and fork mark on the back, then it means that these boxes can be used to store food.Plastic for microwave and dishwasherIf you want to buy utensils for microwave, then buy only those boxes which have wave marks on the back. Because these marks indicate that the box is microwave safe. Apart from this, if the shape of water is formed on the box, then it is a sign that the utensil is dishwasher safe. So you can buy it for dish washer. [ad_2]