PATRICK LLEWELYN-DAVIES / SCIENCE PHOTO LIBRARY PATRICK LLEWELYN-DAVIES / SCIENCE PHOTO LIBRARY
Computer circuit board. This circuit board can be added into a computer as needed, using the connecting strip at upper left. On the underside of the circuit board are large heat sinks, casting barred shadows (lower right). These heat sinks are used to cool the circuit board's microprocessor chips.
Model release not required. Property release not required.