Ten techniques are approved, listed as: attention grasp, walling (in which the suspect could be pushed into a wall), a facial hold, a facial slap, cramped confinement, wall standing, sleep deprivation, insects placed in a confinement box (the suspect had a fear of insects) and the waterboard. In the latter, "the individual is bound securely to an inclined bench, which is approximately four feet by seven feet. The individual's feet are generally elevated. A cloth is placed over the forehead and eyes. Water is then applied to the cloth in a controlled manner........produces the perception of 'suffocation and incipient panic'."