Activities of the Atomic Energy Commission at Hanford Camp in Richland, Washington. A technician in suit puts on foot protection and cap. He wears a respirator mask. He enters an inflated plastic tunnel in a laboratory. The tunnel is inflated and collapsed several times to demonstrate how it works. The technician crawls inside the tunnel. The back of his protective gear reads 'SWP' (Special Work Permit). He reaches the man-shaped end of the inflated plastic tunnel and stands. He is able to see clearly and works in the laboratory. He crawls back out of the plastic tunnel and is monitored for radiation by a health physics technician using a hand-held radiation detector and measurement device.