The Boomerang System consists of a refrigerator-sized machine, reusable bottles, and caps. By means of a single operator, the machine sterilizes the bottles, filters the facility’s tap water and caps the bottles at the rate of 2,000 bottles per 8 hour day. “What distinguishes Boomerang is the specially designed aluminum bottle, which can be washed and reused again and again. “Boomerang’s carbon footprint is far less than standard plastic bottled water.