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As they get deeper, bore teams will change from the rotary drill, which produces rock fragments but can drill up to 200m per day, to a slower drill that produces useful core samples. The project wants to study the geology, the energy flow and the chemical environment at great depth. Blue Lagoon: A perfect place for a dip, especially during winter Albert Albertson, at the nearby power station, likes to think of the energy as just a part of an integrated system.