lb/(ft·h)

pound per foot hour

Dynamic viscosityexact by definition

The pound per foot hour is exactly 1.4881639435695537/3600 Pa·s, about 4.134 × 10⁻⁴ Pa·s. It is the form used in chemical engineering handbooks, notably Perry's, because it puts common liquids in the range 1 to 10 instead of in negative exponents: water at 20 °C is 2.42 lb/(ft·h).

1 lb/(ft·h) 0.00041337887 Pa·s