Patent ID: 7513218

Claim:
A method comprising: (A) providing a multi-room animal laboratory facility including an animal room having at least one rack bearing cages, at least some of which contains at least one animal, the facility additionally including at least one additional room separated from the animal room; and (B) within the animal room, 1) removing an empty animal watering bag from a bulk stack of animal watering bags located in a mobile HEPA filtered change hood, each of the bags having a hollow interior and a fill opening that extends through a surface of the watering bag and into the interior; then 2) filling the removed animal watering bag with water using a filling machine located in the change hood; then 3) placing the filled animal watering bag in or on a cage located in the change hood; and then 4) removing the cage from the change hood and placing the cage with the filled animal watering container on the rack.