Standard Principles for the Construction of Chemical Laboratories

According to the relevant requirements for the use and management of standard laboratories, to meet the chemical research of factory project operations, the laboratory construction standards are specially formulated as follows: 1. Laboratory construction 1. Basic requirements for laboratory and internal facilities of auxiliary rooms: General requirements for the establishment of experiments Laboratory, pharmaceutical instrument room, laboratory office. The laboratory and ancillary rooms shall be provided with water supply and drainage, ventilation systems, various power sockets and main power control switches according to their functional requirements, and electric shock protectors shall be installed. The test bench requires water and electricity to be in place. There are two or more 220V two-hole and three-hole sockets. The model room, wall chart room, sample room, maintenance room, and laboratory staff office in the laboratory auxiliary room can be installed in the instrument In the laboratory or preparation room, the laboratory staff office shall not be located in the chemical laboratory.

Outdoor Furniture

Outdoor furniture refers to furniture used for outdoor environment, mainly used for outdoor leisure, entertainment and dining activities. The classification of outdoor furniture can be divided according to the material, function and shape.

First, classification by material
1. Wooden outdoor furniture: Wooden outdoor furniture is usually made of natural wood, such as teak. Wooden furniture has a natural, rustic character and is suitable for outdoor Spaces such as gardens, terraces and courtyards.
2. Metal outdoor furniture: Metal outdoor furniture is usually made of iron, aluminum, stainless steel and other metal materials. Metal furniture has the characteristics of durability and stability, suitable for long-term use in outdoor environment.
3. Cloth outdoor furniture: Cloth outdoor furniture is usually made of waterproof, sun protection and other special treatment of fabric. Fabric furniture with soft, comfortable characteristics, suitable for use in outdoor leisure areas.

Second, Classification by function
1. Leisure Chair: Leisure chair is the most common kind of outdoor furniture, usually used for outdoor leisure, sunbathing and other activities. There are a variety of leisure chairs, folding chairs, recliners, rocking chairs and so on.
2. Dining Table And Chair: Dining table and chair are mainly used for outdoor dining, usually consisting of a table and several chairs. Dining tables and chairs of various styles, there are round tables, square tables, etc., suitable for different venues and the number of people dining needs.
3. Parasol: Parasol is used for outdoor shading, which can effectively block direct sunlight and provide a cool resting environment. There are various styles of sunshade umbrellas, including ordinary umbrellas, large umbrellas, and rotating umbrellas.

Third, Classification by shape
1. Chairs: including ordinary chairs, rocking chairs, recliners, etc., suitable for outdoor leisure and sun.
2. Table category: including dining table, coffee table, side table, etc., suitable for outdoor dining and placing items.
3. Sofa category: including single sofa, double sofa, combination sofa, etc., suitable for outdoor leisure and parties.
4. Reclining chairs: including hammocks, reclining chairs, etc., suitable for outdoor naps and rest.
5. Queue class: including benches, benches, etc., suitable for outdoor queuing and waiting.

In summary, the classification of outdoor furniture can be divided according to material, function and shape. Different outdoor furniture is suitable for different outdoor environment and activity needs, choose suitable outdoor furniture can provide comfortable and convenient outdoor life experience.

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