Polibol is leader in the flexible packaging sector. Established in 1959, has won a world-wide reputation for technological leadership and innovative ideas as a flexible packaging printer and convertor. Libelium has designed a specific application for Polibol using Waspmote Plug & Sense! and Meshlium gateway to monitor critical processes. In some cases, controlling the air temperature near machinery on the factory floor is essential; in others, gas concentrations are monitored to keep compliance within authorized levels of concentration.