PHILIPPE PSAILA / SCIENCE PHOTO LIBRARY PHILIPPE PSAILA / SCIENCE PHOTO LIBRARY
Firefighter climbing a ladder. He is wearing protective clothing, including gloves, a fire- resistant uniform and a full-face helmet with respirator. The tank on his back supplies fresh air to enable him to breathe while in a smoke- filled environment. The helmet also has an integral infrared video camera. The lens is the black circle to the right of the crest. This technology is used to help locate people in situations with low visibility. Photographed in London, England.
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