Scientific application
Shellac (Shellac)
In Vietnam, pistachio is used for staining teeth, but in some countries in the region such as India and Thailand, the production of pistachio plastic for export since se…
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Articles & explainers
9,109 published items in this category and its subcategories.
Scientific application
The back of the mirror is silver or mercury?
The day before the production of mirrors, people stuck behind the mirror of a tin film, then poured mercury. Because mercury can melt tin, forming a sticky white solutio…
Scientific application
Why does the word written in blue ink turn black?
If you use a blue and black ink to write a diary, you will find that the text written today is blue, and the text written yesterday was black. That phenomenon is the res…
Scientific application
Experience for the right apricot blossom for Tet
How do flowers bloom right on Tet? That's the permanent question of gardeners, because flowers bloom right on Tet, which means they will be sold.
Scientific application
The technique of raising chickens in our gardens is highly effective
The model of raising chickens in our gardens is developing strongly in many localities in the country initially, the model has brought high efficiency for many household…
Scientific application
Techniques for growing the scallop orchids in pots
Currently, the lake orchids are becoming the flowers with the greatest demand and are widely used. However, unlike the current concept, this flower planting technique is…
Scientific application
Techniques for growing stone lotus in pots
The technique of planting stone lotus flowers is extremely simple and there is no special requirement for planting equipment, in addition the stone lotus is also very ea…
Scientific application
Planting techniques and care for many gourds
Thanks to the possession of a technique that is not too complicated, the tree truss has the effect of creating shade and is a raw material for many delicious dishes, so…
Scientific application
Technical installation of indoor and outdoor electricity and lines for small hydroelectricity
In order to limit electrical accidents, people should pay attention to the basic regulations on installation of domestic electricity and some measures to ensure safety w…
Scientific application
Techniques for planting rare and precious milk plants
The milky plants of legume, big woody, are rare and precious timber recorded in the Vietnam Red Book, sold at high prices but have quite complex planting techniques.
Scientific application
Turn urine into drinking water for astronauts
With Water Security's special filtration device, spacecraft waste water will be processed for reuse, even astronauts' urine is also recycled into pure drinking water.
Scientific application
Food ... on Shenzhou 6
On the Shenzhou 6 board, how do Chinese astronauts eat? They have a lot of delicious food but are not sure how delicious it is in space conditions ...
Scientific application
Can Yen Bai flash flood predictable thanks to GIS technology?
If you take a look at American websites about Hurricane Katrina, you will see a technology that is applied throughout the storm's journey. It is GIS (GIS - Geography Inf…
Scientific application
Spring of electric trains
The number of more than 2,000 km of tramways being deployed in 157 cities has said a boom in electric train development in the world. That's not to mention hundreds of p…
Scientific application
History of paper production
Rags are still used to produce very high quality durable paper. Long cellulose fibers in cotton and flax make this sheet very durable, even the forgotten dollar notes in…