Snuff Bottle Collector This web site is a labor of love as an expression of gratitude to and admiration for a group of artists and craftsmen whose concentrated, patient works deserve a world audience. Best viewed 1280x800 Please wait for background to load. Wang Sijia.
SMB stands for âServer Message Block.â Itâs a file sharing protocol that was invented by IBM and has been around since the mid-eighties. It was designed to allow computers to read and write files to a remote host over a local area network (LAN).
ANSWER: A PVB is a mechanical backflow preventer that consists of an independently acting, spring-loaded check valve and an independently acting, spring-loaded, air inlet valve on the discharge side of the check valve. It includes shutoff valves at each end of the assembly and is eqipped with test cocks.