aabderthalden drying apparatusabel closed testerabelian groupaberrationabhesiveabietic acidabnormalabradabilityabradantabradeabrasionabrasion hardnessabrasiveabrasive hardnessabrasive paperabrasive resistanceabrasive soapabscissaabsoluteabsolute alcoholabsolute boiling pointabsolute configurationabsolute densityabsolute deviationabsolute energyabsolute errorabsolute etherabsolute ethyl alcoholabsolute gravityabsolute humidityabsolute humidity of gasabsolute index of refractionabsolute magnitudeabsolute methanolabsolute potentialabsolute pressureabsolute reaction rateabsolute refractive indexabsolute scaleabsolute specific gravityabsolute system of unitsabsolute temperatureabsolute temperature scaleabsolute velocityabsolute viscosityabsolute volueabsolute volumeabsolute zeroabsolute zero entropy