An incubator is a device used to maintain optimal temperature, humidity, and other conditions such as the CO2 and oxygen content of the atmosphere. It has various uses in packaging plants like it is used to keep reactive chemicals, lubricants, and other substances.

Densitometer: It is a device that measures the degree of darkness of photographic or semitransparent material or of a reflecting surface. It is used to measure the density of packaging films in our packaging plant.