By Martin Lewis, May 10, 2012
You can currently book an appointment (subject to availability) at one of the Dogs Trust's rehoming centres to get a free microchip for your dog.
The chip, which is inserted under the skin, includes a unique ID number which means if your dog goes missing, it is easier to trace, as the code can be read by radiowave scanners. Your details will also be stored on the microchip database.
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