Definition of Rice Krispies in US English - (A trademark for) a breakfast cereal made from grains of rice which are steamed, sweetened, and then heated rapidly in t Definition of Rice Krispies in US English - (A trademark for) a breakfast cereal made from grains of rice which are steamed, sweetened, and then heated rapidly in t dictionary thesaurus
ferÂ·ric chloÂ·ride test. a qualitative test for the detection of phenylketonuria; the addition of ferric chloride to urine gives rise to a blue-green color in the presence of phenylketonuria.
Ferric chloride solutions in water are strong acidic but in their reaction with copper no significant fumes or gases are produced. Simply, except in the presence of free oxygen, copper will not react to any significant extent with hydrochloric acid which is the acid produced with ferric chloride solutions.