On June sixth,nineteen thirty-three, workers poured the first load of a building material called concrete.

VOA: special.2009.08.12

A hoop house is basically a metal frame covered with plastic or other all-weather material.

VOA: special.2009.12.22

Fuller was head of a company that made a light-weight building material.

VOA: special.2010.05.30

The bill also incorporates a three-strike provision, restricting Internet access to users who download copyrighted material more than twice.

VOA: standard.2009.04.23

The amendment makes it a crime for anyone to deploy peer-to-peer technology that facilitates the exchange of copyrighted material online.

VOA: standard.2009.04.23

But the acquisition of radioactive material for a so-called 'dirty bomb,' which is radioactive material that is dispersed with a conventional explosive device, that is not that challenging.

VOA: standard.2009.05.01