Considerations for choosing desks and chairs
Environmental protection: a selection of school desks and chairs of wood, plastic, steel and wood materials, wood materials especially man-made sheet, must consider its environmental protection, such as formaldehyde emission, so as to avoid harm to the students.As students use desks and chairs, size is very important, this is related to the students sitting posture problems, and to environmental protection, is conducive to cleaning.
Humanization: the structure and size of school ladder desks and chairs should meet the requirements of students' body shape and sitting posture. Reasonable design should be carried out to prevent students from health problems such as hunchback and cervical spine bending.
Ladder classroom staff are generally many, tables and chairs of the design should save space, but also take into account the convenience of cleaning.Safety: school desks and chairs are best made of materials such as fire resistance and water resistance to prevent fire. Especially for desks and chairs used in the laboratory, some chemicals will be used. In addition, the corner of the table and chair should be rounded processing, so as not to knock and touch, the hardware can not be too sharp, to prevent scratches. The structure of desks and chairs should be firm and reliable, and can bear the weight of books.
