kilograms kg are a metric / si unit used for measuring weight
kilogram is metric_unit_of_measurement. kiloliter is metric_capacity_unit. kilogram is measure_of_weight. weight_unit is unit_of_measurement. kilogram is not metric_weight_unit. kilogram is not measure_of_weight. metric_weight_unit is mass_unit. kilogram is metric_weight_unit. kilogram is not metric_unit_of_measurement. kiloliter is not metric_capacity_unit.