A system and method for routing packets in a multihopping wireless communication network. The rubber composition contains in 100 mass % of rubber components thereof: 20-80 mass % of natural rubber in which the total nitrogen content in natural rubber latex is in the range of 0. Also, the correlation between the project positions and project tasks allows a manager to determine the level of effort that is needed by each project position to complete the project. In certain embodiments, securing the emergency lighting assembly to the mounting member connects the device to the external power supply and energizes the device. Assortments of different charms thus are interchangeable for temporary attachment to the base part.