Because you know someone might be in danger. Guide dogs are really important for their owners, its a job. They're not just pets for them but also someone they depend on and someone they trust.
it is a flow of electrons an electron is a negatively charged subatomic particle
The results from the movement of electrons from one atom to another.
alright so i didn't undertsand what you were asking but my answr above is a guess on what you might be looking for.
