In bitumen testing, the penetration test measures which physical property of asphalt bitumen?
AViscosity at high temperature
BHardness or consistency of bitumen
CDuctility under tensile load
DFlash and fire point
Explanation
The penetration test measures distance in tenths of a millimeter (dmm) that a standard loaded needle penetrates vertically into a bitumen sample in 5 seconds at 25°C.

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