... lbf/in = 1 joule 1 lbf/in = 0.113 Nm = 0.0115 kgf/m = 0.083 lbf/ft ... cu.ft = 4546cc 1 Imp. gallon (weight) Petrol = 6lbs Refined oil = 6.6lbs Fresh water = 8.354lbs ...
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