ESL Basic Facts

ESL Lesson 1
Oil in Our Every Day Life

ESL Lesson 2
The History of Mining

ESL Lesson 3
Economic growth

ESL Lesson 4
Delivery Systems

ESL Lesson 5
Cities and Population Movement

ESL Lesson 6
Recycling

ESL Lesson 7
Rubber

ESL Lesson 8
Farming

Conversion Chart for this Text

1 hectare = 10,000 square meters = 100 ares

1 meter = 1.094 yards

1 yard = 0.914 meter

1 acre = 4,840 square yards = 160 square rods

1 hectare = 2.47 acres

1 acre = 0.405 hectare, 1 acre = 4840 sq. yards

1 square mile = 3,097,600 square yards = 640 acres

1 U.S. bushel (basic unit of dry capacity in the United States) = 2,150.4 cubic inches

1 bushel Wheat or Soybeans = 60 lbs = 27.216 kg = 0.0272 metric tons

1 bushel Maize or Corn = 56 lbs = 25.4012 kg= 0.0254 metric tons

1 ton of corn = 39.4 bushels = 110 gallons of ethanol

1 metric ton = 1,000 kilograms

1 kilogram = 2.205 pounds

1 U.S. gallon = 3.8 liters, 1 gallon= 8 pints

1 Barrel Oil (bbl) = 159 liters = 35 British imperial gallons = 42 US gallons or 0.159 standard cubic meters.

(LNG) Liquefied natural gas, Main component Methane, liquefied by cooling to -163°C at atmospheric pressure. One tonne of LNG = 1,400 cubic meters of gas.

Abbreviated to (o.e.) It is defined as the energy obtained from burning the various types of petroleum oil, gas and NGL. One tonne (o.e) = one tonne of oil = 100 cubic meters of natural gas.

1Tonne of oil = 7.3 barrels

See units of energy compared by EROEI, API conversion, oil and gas conversion, ethanol and farming measures

peta [P] 1,000,000,000,000,000 = 10^15

tera [T] 1,000,000,000,000 = 10^12

giga [G] 1,000,000,000 (a thousand millions = a billion)

mega [M] 1,000,000 (a million)

kilo [k] 1,000 (a thousand)

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