do+a+service+for
131Service dog — A service dog is a type of assistance dog, specifically trained to help people who have disabilities other than visual or hearing impairment, or medical response dogs. Service dogs do not have to have pedigrees: desireable character traits, good… …
132Service life — A product s service life is its expected lifetime, or the acceptable period of use in service. It is the time that any manufactured item can be expected to be serviceable or supported by its manufacturer. Expected service life consists of… …
