Question

In what ways do human beings make use of this special
sense of smell of dogs?​

Answer 1

The special sense of smell of dogs is used by police to catch thieves, search for lost people and detect bombs. Dogs are also used to guard our houses from strangers. Our sense of smell can help us to avoid accidents in many ways.

Answer 2

They use this when the dogs are far and to recognise their smell in order to reach home when are not in touch