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2 Bissell and the professor had met previously and had discovered a
mutual interest in finding a whale-oil substitute.
3 After examining the oil sample, Bissell was convinced that refined
rock oil would burn as cleanly and safely as any of the oils
available at the time, including whale oil.
4 One problem the company faced was how best to produce the oil
from the land.
5 Regardless of how much oil the well actually produced, it
demonstrated that a drilled well could yield ample amounts of oil.
6 Colonel Drake's well in Titusville marked the beginning of the
petroleum era in the United States.
7 As far as we know, Drake's was the first well in the United States
drilled for the sole purpose of finding and producing oil.
8 The first successful well was drilled in 1866. It was 550 feet (168
metres) deep and produced 15 to 20 barrels (about 2 to 3 cubic
metres) a day.
9 After prospectors found gold at Sutter's Mill in 1849, immigrants
flooded into California.
10 Consequently, practically everyone in late nineteenth-century
Beaumont Beaumont knew about Big Hill.

11 Translate the following sentences from Ukrainian into English.
1 Усвідомлюючи, що сипучі піски можуть спричинити
проблеми, брати Гаміль звернули особливу увагу на суміш
бурового розчину.
2 Дрейк та перші бурильники в Каліфорнії використовували
такі типи бурових установок, які не вимагали бурового
розчину.
3 Вони вручну пробурювали яму в землі, та в той же час
перекачували воду з бурової установки, що знаходилась
поряд.

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