Crystallization is also a chemical solidâliquid separation technique, in which mass transfer of a solute from the liquid solution to a pure solid crystalline phase occurs.In chemical engineering crystallization occurs in a crystallizer.or crystallization (see also recrystallization) to occur from a solution it must be supersaturated. This means that the solution has to contain more solute entities (molecules or ions) dissolved than it would contain under the equilibrium (saturated solution).
description methenamine is an anti infective medication that is used to help prevent infections of the urinary tract it is usually prescribed on a long term basis for individuals with a history of repeated or chronic urinary tract infectionsethenamine is an anti infective medication that is used to help prevent infections of the urinary tract it is usually prescribed on a long term basis for individuals with a history of repeated or chronic urinary tract infections
Duh.    Amphetamine is a prescription CNS stimulant commonly used to treat attention-deficit hyperactivity disorder (ADHD) in adults and children. It is also used to treat symptoms of traumatic brain injury and the daytime drowsiness symptoms of narcolepsy and chronic fatigue syndrome.rand names of the drugs that contain amphetamine include Adderall and Dexedrine. The drug is also used illegally as a recreational club drug and as a performance enhancer. The name amphetamine is derived from its chemical name: alpha-methylphenethylamine.