absorptanceabsorptiometerabsorptionabsorption bandabsorption bulbabsorption coefficientabsorption columnabsorption compoundabsorption constantabsorption cross sectionabsorption flaskabsorption indexabsorption peakabsorption spectrumabsorption towerabsorptiveabstractionaccelerantaccelerated agingacceleratoraccelerator catalystacceptoracclimatizationaccumulationaccumulative effectaccumulatoracetate fibersacetate rayon processacetate silkacetificationacetolysisacetonacetonationacetyl numberacetylableacetylating agentacetylationacetylene linkageachiral compoundachromaticacid alkylationacid anhydrideacid clayacid hydrolysisacid leachacid numberacid picklingacid resistacid resistanceacidic resin