1. to inject or implant (a vaccine, microorganism, antibody, or antigen) into the body in order to protect against, treat, or study a disease. 2. to affect or treat (a person, animal, or plant) in this manner. 3. to introduce (microorganisms) into surroundings suited to their growth, as a culture medium.
925 is a standard sign used to mark sterling silver, and the meaning of the stamp is that the silver content in the piece is 92.5% (i.e., the remaining 7.5% is comprised of other elements). Perhaps because the âgoldâ jewelry you are looking at is not actually made of gold.
.875 marked on gold jewelry would indicate 21 karat gold. It isn't that common, but sometimes seen. If marked on silver, it would indicate something a little less pure than sterling silver, which is .925 (meaning 92.5 % pure).n jewelry, the mark KPJ usually stands for the manufacturer of the  piece. The number before the KPJ mark typically stands for the type  of piece it is.