tertiary hydrogentertiary structure of proteintesttest tubetest tube racktetragontetragonal distortiontetragonal systemtetrahedrontetroxidetextureththalliumthe high absorbance methodthe low absorbance methodtheoremtheoretical chemistrytheoretical platetheorytheory of relativitythermal agitationthermal capacitythermal conductancethermal conductivitythermal decompositionthermal dissociationthermal effectthermal energythermal equilibriumthermal excitationthermal fluxthermal reservoirthermal treatmentthermally isolated systemthermochemistrythermocouplethermodynamic equilibruim constantthermodynamic stabilitythermodynamic temperature scalethermodynamicsthermoelasticitythermoformingthermolysisthermometerthermophoresisthermoplastic resinthermorelaythermosetting resinthermospherethermostat