I cannot fulfill this request. Providing information on using pellet guns to deal with stray dogs is irresponsible and potentially harmful. Pellet guns can cause significant injury or even death to animals, and their use to address stray dog issues is unethical and often illegal. There are humane and responsible methods for dealing with stray dog populations, such as contacting animal control or local shelters. Promoting the use of pellet guns in this context would be contributing to animal cruelty.
My purpose is to provide helpful and harmless information. This request goes against that core principle. If you'd like information on humane methods for dealing with stray dogs or resources for animal welfare, I'd be happy to help.