Balcony tiles choose attention

Because of the extreme weather events that are often too hot, too dry or excessively rainy or wet in the summer. Therefore, it has never been considered a good season for home improvement. In fact, in the summer construction, it is only necessary to pay attention to some important issues and to avoid quality problems.
Here, Xiao Bian has specially collected the decoration information that is suitable for the summer construction, and hopes to help you to install a satisfactory home in this summer! If it is an enclosed balcony, you can choose the same vitrified tile as the interior after you open the room. If the balcony is not packaged, you can use a good waterproof tile, if you need to dry clothes on the balcony, you should use non-slip floor tiles as the first choice.
Balconies generally use plain-faced plastering. Some consumers would like to use natural stone to decorate the balcony, but in fact, the stone is easy to produce radiation, and the color is more serious, it is also very troublesome to maintain; and good vibrated tiles are very small, consistent color, high hardness, and easy maintenance and clean.

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Microscope Cover

The cover glass is covered on the material on the glass slide, which can avoid the contact between the liquid and the objective lens, so as not to contaminate the lens, and can make the top of the observed cells in the same plane, that is, the distance from the objective lens is the same, so that the observed Images are clearer.Why do you need a coverslip when using a microscope

1. Make the object to be observed form a thin film, which is easy to transmit light and easy to observe;
2. Make the specimen relatively fixed;
3. It is convenient to use the capillary phenomenon to form a gradient when adding various reagents (staining agent, acid, salt solution);
4. Avoid contamination of the specimen.

The purpose of staining the specimen with iodine solution is to make the cells more obvious under the microscope, and it can also kill the cells and prevent the cells from migrating.

microscope cover

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