Metrication in the United States There are no U.S. customary units for electric current, potential difference, or charge since these concepts were developed after the international adoption of metric in science. The metric units ampere, volt, ohm and coulomb are the only units used. The SI term hertz has replaced the term "cycles per second" as a unit of frequency. Energy is often measured in watt hours, BTUs, therms or calories rather than the SI joule. Residential and commercial electrical energy use is metered and billed in kilowatt hours, kW·h, as in most metric countries. Force measurements regularly use the pound instead of the SI
Print Is Dead Vol 1 Print Is Dead Vol 1 Print Is Dead Vol 1 is the first side project album by . The album was released on 6 November 2006 via V2 Records. Each song on the album features collaborating with guests from current British bands. An explanation of the album and its motivation is printed in the sleeve: "We all used to make each other mix tapes when we were at school, or at least fill up the other side of a C90 with songs we knew other people hadn't heard. I guess that kind of stuck and we wanted to make our