positive temperature coefficient heater

ammonium ethylsulfate APSAA bacteri(o)cide concentricities curiegram Drysdale R. elbow-grease electrical lift (elevator) gagne's taxonomy hexagonal rhobohedral tetartohedral class high-order position monophyletic school nonsuspects pack up one's ends and awls panchromatograph platyspondylis postmarginal vein sewage extraction method strata cinereum colliculi superioris vertex of triangle