A block of the periodic table of elements is a set of adjacent groups.
Blok D (Блок Д meaning Block D) is an upper stage used on Soviet and later Russian expendable launch systems, including the N1, Proton-K and Zenit.
The Lox (stylized The LOX or The L.O.X.) is an American hip hop group formed in 1994, from Yonkers, New York.
The United States 700 MHz FCC wireless spectrum auction, officially known as Auction 73, was started by the Federal Communications Commission (FCC) on January 24, 2008 for the rights to operate the 700 MHz radio frequency band in the United States.