Installing it is more or less like installing other vinyl tiles, except that you have no adhesive. What the manufacturer's directions often fail to tell you, however, is that you need to prime the floor with a latex floor primer first.
Yeth, Hound of Pestilence, is a Unique Hellion found in the Road to Alcarnus in Act II of Diablo III. In combat, it has Desecrator, Plagued and Vortex affixes.
Battery, Baghdad, 250 BCE. The Baghdad Battery is believed to be about 2000 years old (from the Parthian period, roughly 250 BCE to CE 250). The jar was found in Khujut Rabu just outside Baghdad and is composed of a clay jar with a stopper made of asphalt. Sticking through the asphalt is an iron rod surrounded by a copper cylinder.