LEXINGTON, MA — (Marketwired) — 08/08/13 — Effective August 5, 2013, the leading magazine and information source on the business in North America, CryoGas International () of Lexington, Massachusetts, has been sold to world.com Ltd. (), the global industrial gas magazine publisher and events company based in the United Kingdom.President of JR Campbell & Associates, John "Buzz" Campbell, said, "This was a big day for me. I have owned the magazine since 1988 and with our te
