A method for laying floor panels in a room to form a closed floor area on a laying plane without using an adhesive. Operations on the mailbox items are conducted off the cache, rather than off the collaboration suite server itself, thus reducing the load on the collaboration suite server. The outer shell may be made of a metal, such as a biocompatible metal, and the core segments may be made of different materials to provide periodic material properties along the length of the wire. The first chair includes a lower ganging element attached at a lower end of the first leg and configured to receive a lower end of the second leg when the second chair is positioned next to the first chair. The premix flows easily, does not clump, and reduces dust. Also disclosed are several variants of a device for implementing the analysis method.