Does zinc come from China?

Does zinc come from China? Zinc was one of the important metals in the ancient world, primarily as an essential component of the alloy brass. While brass cementation was widespread in ancient times, only India and China produced unalloyed zinc on an industrial scale. Where is zinc found in China? Read more…

What are loops and segments?

What are loops and segments? The loops and segments contain the readable information that provides the clearinghouse the identifying information for the claim that was filed. The loops on an electronic claim are organized by categories of information that match data elements on the CMS-1500 claim form. What does EDI Read more…