The Dhaka Times Desk Nowadays, when one thinks of buying nutritious fruits, formalin comes to mind. The fruit that you think is nutritious or the fish that you buy from the market as fresh, turns out to contain toxic chemicals that will do more harm than good to your body. So you do not eat fish or fruit? Must eat. Our today's event is about how to eat your fruit or fish without chemicals.
তাহলে প্রথমেই জেনে নেওয়া যাক ফরমালিন কি?
Formalin is a polymer of formaldehyde (CH2O). Formaldehyde looks like a white powder and is easily soluble in water. An aqueous solution of 30-40% formaldehyde is called formalin. Formalin is commonly used in textiles, paper, paints, construction, and preservation of corpses.
This formalin can harm your body?
Initially its reaction may not worry you but in the long run it will cause serious damage to your body. However, if various types of harmful chemicals including formalin, hydrogen peroxide, carbide enter our body immediately, symptoms of various diseases including stomach pain, sneezing, cough, shortness of breath, indigestion, diarrhea, ulcers, skin diseases may appear. Moreover, formalin in the human body converts into formic acid and increases the acidity of the blood, thus causing heartburn to those who have the problem of ACD.
How do you know the fish or fruit you buy contains formalin?
Formaldehyde is oxidized to formic acid by washing formalinized fish and adding 3% hydrogen peroxide to water. To prove the presence of formic acid in the water, he will add a little mercuric chloride to the water to give a white precipitate. The proof will be formic acid and formaldehyde and formalin.
Now let's know how to formalin-free fish or fruit?
Fruits or fish containing formalin cannot be formalinized even if washed well with water. The best method is to soak the fish in a mixture of vinegar and water (by volume of 10% of water) for 15 minutes to remove about 100% formalin. Fruits can also be freed of formalin using the same method.
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