Hillhead 2012
19 - 21 June 2012
International live demonstration show for the quarrying, recycling and heavy construction industries at Hillhead Quarry, Buxton, UK.
kilowatt-hour
A practical measure of energy used as the unit of payment for electrical energy. It is the energy expended in one hour when the power is 1,000 watts.
abbr. kWh
The monthly journal for the quarry products industry.