At PostalAnnex+ in Long Beach, we take professional US passport photos, accepted by passport processing agencies. Most stores accept walk-in's, so no appointment is needed, but call the phone number at the top of the screen for your passport photo needs.
This silver sulphide tarnish can be quite easily removed using polishes that contain abrasives to rub off the silver sulphide, but these have the disadvantage of also removing small amounts of silver. Handily, chemistry provides a method which sidesteps this problem.
What is tarnishment? Tarnishment is one of the two ways a famous trademark can be diluted. Specifically, tarnishment occurs where someone uses a mark which causes the famous mark to be linked with inferior quality products or seen in an unwholesome context.