To control and prevent the Apocalypse of the building. Since the contract is responsible for what will happen to those who are involved in the construction work with attention to protection issues.
Birth control and prevent the catastrophe of a building that will happen. Since the contracts are responsible for what happens. So that those involved in the construction are more attentive in defense issues.
Born to control and prevent failures of buildings to happen. Since the contract is responsible for what happened. For those involved with the construction of a more attention to the prevention of .