For Drilling Fluids: density, viscosity, gel strength, filtration, HPHT filter loss, lubricity, solids content, oil content, sand content, pH and filtrate chemical analysis. For Cement: density, viscosity, filtration, thickening time, setting time, and compressive strength.

An Oil Well Blowout While Drilling: /sites/default/files/images/15681/blowout_0607.wmv