Help you understand all the mysterious symbols printed on everyday product packaging

There is a lot of food thrown away during production or from shops and supermarkets due to expiry date. There are also many families who leave their still-usable food in the trash. To avoid waste, consumers need to understand the "message" that the manufacturer says on the product packaging.

The product packaging must always contain complete information about ingredients, nutrition (if it is food), origin and warnings about possible harms.

However, if you pay attention, you will see next to the information above, product packaging sometimes contains very strange symbols, such as colored boxes on water bottles or cosmetic jars .

On plastic bottles .

Do you really understand all the symbols at the bottom of this bottle?

Or the numbers on imported fruit stamps .

The code on the imported fruit.

So what do those characters mean? The solution will come soon.

1. Symbols on plastic bottles

These signs aside from saying what your water bottle is made of plastic is to show that we should "recycle" them.

Sign on the bottom of plastic bottles.

2. The numbers on imported fruits

Besides barcodes, all kinds of imported fruits have a special number sequence, which can be 4 or 5 numbers, where the first number is always 3, 4, 8 and 9. PLU codes - Price look-up code - with the main function to collect payment.

However, the PLU code also has another function, which is to indicate the fruit you are eating "is grown" , based on the first number of the sequence.

Besides barcodes, all kinds of imported fruits have a quite special number sequence.

More specifically, 4-digit fruits are fruits grown traditionally and use pesticides.

If the previous 4 numbers have more 9 , it is organic - organic - 100% grown by natural methods , do not use any chemicals.

And finally, the number 8 - the number that refers to the food of the genetically modified organisms.

3. Colorful circles on food packaging

These circles are only for . printing.

In fact, these circles are only for . printing, to show which colors are used to design the packaging. Next to the colored boxes will be an icon to mark all colors printed on the packaging.

And if you do not see these signs, it is . okay, because that is just a law set by some food companies , not a common convention.