This method covers the determination of bulk and apparent specific gravity and absorption of fine and coarse aggregate at 20 ?? 1??(70 ?? 2?? for dry and saturated aggregates. This standard may involve hazardous materials@ operations@ and equipment. This standard does not purport to address all of the safety concerns associated with its use. It is the responsibility of whoever uses this standard to consult and establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.