12 food quality testing tips to avoid poisoning

1. 5 bad habits make your hands older than your face to 10 years old
2. Do not fool other people to borrow these 8 things, do not pick up the painting on your body!
3. 12 causes of insomnia that you never expected

Today's food manufacturers often use additives and chemicals in products to look " eye-catching " and extend their shelf life. However, most of them are very toxic. To be healthy, you must know how to check food quality.

Therefore, we have collected 12 food quality testing tips to avoid poisoning below to help you know what is fake food, poor quality food easily. Invite you to consult!

1. Homemade cheese

Do you distinguish which quality cheese is? In some places, producers often add baking powder and starch to turn curd into frozen cheeses . Therefore, you should take note to test it before using.

1. How to check: Add a few drops of iodine to the cheese and stir well. If it turns gray like the picture, it is really a low quality curd, not cheese.

2. Milk

Surely one of us also wants to enjoy high quality fresh milk bought from the supermarket? Most dairy companies often add regular milk to their products.Fake milk is often made with water and other harmful ingredients . So, to detect fake milk, you can do the following.

1. How to check: To detect fake milk, mix it with filtered water at a ratio of 1: 2. If the milk is of good quality, the scum will appear quickly in 5-7 seconds. If it is fake, it will take longer.

3. Jelly fruit

Fruit jelly is the fruit that is slug in the sugar then dried. Remember, pure fruit jellies never have too colorful and too sweet colors.

1. How to check: If you suspect the product is fake, you can check it by soaking it in warm water. If they are discolored and completely dissolved in water, it means that the manufacturer has added some gelatin and chemical dyes to the product.

4. Butter

Do you like toast with butter?Be careful with some types of butter that contain vegetable oils such as palm oil . Butter is made from the fat portion of cow's milk; While margarine is a product of refined oils. Because margarine is cheaper, some manufacturers can use it to deceive consumers.

1. How to check: To detect fake butter, place the butter piece in a glass of boiling water. If it is real butter, it will quickly dissolve in water and float on the surface. If it is fake butter, the butter will not melt and float on the water.

Another simple way to test that is to keep the butter frozen . Then cut it with a knife. If you cut it easily and the pieces of butter don't get stuck with the knife, that's the real butter.

5. White rice

On the market today, there are many types of rice made with synthetic plastic or potatoes that look very natural.

1. How to check: To check, take a handful of rice and burn it under fire. If they are fake rice, they will have a plastic smell and black smoke.

6. Caviar

Caviar is a luxury dish with a high price. Therefore, many places have taken advantage of this to make more profit by using seaweed to fake them.

1. How to check: You can identify fake caviar by putting some caviar in boiling water. If it is a pure caviar, the protein will coagulate and form white rings. And fake fish eggs will dissolve in water.

7. Honey

In addition to adding sugar to sweeten, fake honey producers also add chalk or starch to increase weight.

1. How to check: To check if it is fake honey, mix a spoonful of honey in water, then add a few drops of acetic acid . If bubbles appear on the top and honey is not dissolved in water, it is fake honey. Real honey will settle to the bottom, the color dissolves in the glass of water.

Another way to detect fake honey is to add iodine. If the mixture becomes as dark as the picture, it is fake honey.

8. Wine

Even a bottle of wine can be faked with alcohol.

1. How to check: Put some alcohol on the baking soda spoon. If the mixture turns green, that wine has been made from flour. Real wine will not change color.

9. Mayonnaise fever

Poor quality Mayonnaise only includes egg powder, sometimes using starches and additives, which can be harmful to your health.

1. How to check: A few drops of iodine will help you eliminate fake Mayonnaise fever. If a few drops of iodine are added and the mixture becomes dark, it is a fake Mayonnaise.

10. Fish

It's best to buy fish that are swimming, if you buy dead fish, be very careful.

1. How to check: Look at the appearance of the fish: the skin and the eye part. If the fish is still viscous, the eyes are still transparent, the fish scale does not leave, it is still pink. If the fish has a sticky fluid, the eyes are sunken, the fish scales are easy to fall out, the color is pale, the fish flesh is no longer elastic, the fish's abdomen and anus are open, put in the fish water floating then the fish has rotten.

11. Eggs

Eggs can also be damaged very quickly. If you want your food to not be accidentally destroyed by a rotten or old egg, do the following.

1. How to check: Put them in a glass of cold water before use. Rotten eggs will float to the surface, old eggs will sink half and fresh eggs will sink to the bottom . Old eggs can be used for baking, while broken eggs are better than throwing them away.

12. Strawberry

Strawberries on the market today may contain a lot of pesticide residues. Therefore, it is very important to check their freshness.

1. How to check:  Get strawberries, crush them, then mix with sugar. Fresh fruit without pesticides will have a lot of water. Fresh strawberries will also have a fruity and red smell, not dark. Green stalks are firm and mold-free.

See also: One month before a heart attack, your body will show 8 warning signs!

Having fun!