Breadcrumb Home Cite Conversion Calculator WEIGHT/MASS ? COMMON UNITS Enter quantity: Convert from: ounce (avdp.)pound (avdp.)ton (short)gramkilogramstone Convert to: ounce (avdp.)pound (avdp.)ton (short)gramkilogramstone Check here to display additional information concerning rounding and significant digits. More weight/mass ? conversions: common units| metric units | all units | CONVERT OTHER UNITS • Length/Distance • Area • Volume • Weight/Mass • Temperature • Cooking • Time • All Unit Options Conversion engine, copyright 1996, 1997, 1998 Free Software Foundation, Inc avdp. = avoirdupois weight, the system of weights in British and U.S. used for goods other than gems, precious metals, and drugs Related LinksCommon Weights and MeasuresConversions and EquivalentsCommon FormulasWeightAtomic WeightVolumeMass TrendingHere are the facts and trivia that people are buzzing about. April 2021 Current Events: US News The Berlin Conference and the Partition of Africa The Implied Powers of Congress Noble Titles and Ranks in a Monarchy Keeping Your Brain Active in a COVID-19 World Quetzalcoatl: Aztec Myths and Myths About the Aztecs