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Oil Spill Dispersants: Efficacy and Effects
Some common metric unites and their english equivalents:
miles × 1.609 = kilometers
miles × 1.1 = nautical miles
nautical miles × 1.852 = kilometers
feet × 0.304 = meters
nautical miles per hour (knots) × 1.852 = kilometers per hour
miles per hour × 1.609 = kilometers per hour
gallons/acre × 9.35 = liters/hectare
acre × 0.404 = hectare
inches × 25.4 = millimeters
fathom × 1.8288 = meters
The conversion factor of 294 gallons per tonne is derived from an average specific gravity of 0.83, which corresponds to an API gravity or degree API of 39. Note that API gravity and specific gravity are inversely proportional as per the formulae below. The 294 gallons/tonne conversion unit is also convenient because it happens that 294 gallons = 7 barrels.