Blog
- Details
- Blog
User Rating: 5 / 5
Everyone liked to observe the reaction of reagents. But few know interesting facts about chemistry, which we will discuss in this article.
- Details
- Blog
The French have a saying: "You cannot cook an omelet without breaking eggs."Chemists hearing this proverb totally disagree. There is nothing easier than cleaning an egg without breaking its shell.
Probably our readers have already guessed how to do this, as it’s known that the hard shell of the egg is carbon dioxide, like chalk and marble.
- Details
- Blog
Have you ever noticed that soap bubbles go up in winter and fall down in summer? The reason is that warm air is lighter than cold. And in winter the difference between the air temperature in the room (especially near the windows) and the one you exhale into the bubble is enough to overcome the heaviness of its shell.
- Details
- Blog
User Rating: 5 / 5
Ozone is widely used in various areas of our life. It is used in medicine, in industry, in everyday life.
- Details
- Blog
Usually this kind of patina appears on monuments. The most striking example is the Statue of Liberty in New York.
- Details
- Blog
The first way is ammonia patination. To do this, take a plastic container. Put a couple of paper or ordinary towels at the bottom. Moisten them with ammonia. Then sprinkle with large table salt.
- Details
- Blog
In order for the colored crystal to open in all its beauty and sparkle with every face natural light is required. Handmade crystal glass has specific tactile and aesthetic properties - it is pleasant to touch, it seems to radiate heat. To appreciate the quality and beauty of such things, of course, it is not enough to look at the picture.
- Details
- Blog
Everyone who has ever tried fresh pineapple knows that if you eat too much, your lips and tongue hurt for a while. This is because the pineapple contains an enzyme called bromelain. This enzyme literally "erodes" the tongue.
- Details
- Blog
However, not everyone knows that in addition to the traditional transparent, there is still an unusually beautiful and spectacular colored crystal, which is obtained through the addition of various metal oxides into the glass. They give the crystal unusually noble shades of red, purple, blue, green and pink colors.
- Details
- Blog
User Rating: 5 / 5
If you have ever been bitten by a mosquito, someone nearby surely gave you an explanation of why the nasty insect decided to spoil your day. Maybe they told you that you smelt good, or you had a certain type of blood or that in that shirt you looked like a potential victim.
Read more: Do you know: some mosquitoes bite people because of their clothes
- Details
- Blog
From history we know that the idea of creating crystal belongs to the British: they were the first to add lead oxides to the charge material, and as a result got glass with unusual “voice”, transparency and sparkling faces. Classical crystal contains 24% of lead oxide, but there are products with a higher content of up to 30%.
- Details
- Blog
Diamond has been known for about 5 thousand years. Historians suggest that it was first discovered in India in river placers. It has long been credited with magical properties, and the largest famous crystals and products from them are shrouded in a halo of mystical legends.
- Details
- Blog
User Rating: 5 / 5
It’s known that water consists of atoms of molecules of oxygen and hydrogen. Since any compound with oxygen indicates the ability of the substance to burn, water is no exception. Thus, water has a surprising property of already "burnt out" compound.
- Details
- Blog
Cooking salt is a product that is available in every kitchen, and it’s not as simple as it seems. The history of this product shows that it was valued like gold.
- Details
- Blog
The best gift for a woman, as you know, is a beautiful bouquet of flowers. But the cut flowers at home quite quickly wither. But your favorite roses or tulips can keep their freshness if you use our advice. Chemistry and various chemical elements will help us in this difficult matter!
- Details
- Blog
This simple chemical experiment shows the so-called process of copper plating of metal products. Copper has the ability to deposit on a metal surface.
- Details
- Blog
There is an assumption that the history of fireworks started in China, about 2000 years ago. It is possible that the Chinese accidentally discovered explosions by burning bamboo canes.
- Details
- Blog
Dyeing fabrics is giving the fibers a homogeneous color that has a certain degree of strength. The methods of dyeing are very diverse, depending on the properties of the dyes and the dyed fibers.
