Many dogs are trained to search for drugs, although some are bomb or gun sniffers. Police dogs are capable of finding missing people or suspects. Specialized training can make a dog capable of locating illegal drugs. Dogs on patrol The sense of smell is almost 50 times more sensitive than that of a human. A dog can detect criminals, drugs, weapons and bombs in situations where a police officer may search the premises – a dangerous task. Thanks to its sensitive nose, a trained dog can identify suspicious things. A dog's sense of smell is demanding. He is able to discern a specific smell. Drug dealers try to fool drug-sniffing dogs by wrapping drugs in perfume-soaked towels. Dogs can find medicine accurately. A police dog is capable of preventing physical confrontations. The dogs are faster and stronger than most humans and capable of catching a fleeing criminal and clamping down with powerful jaws to apprehend the suspect until other police officers arrive. Trained police dogs are renowned for catching the world's criminals. Police dogs are recognized for law enforcement. The use of police dogs has grown