A reaction and delivery implement (100) that includes a handle (103) configured for user manipulation, a head (102) having a plurality of agent housing regions (120,130), the first agent housing region (120) housing a first agent and the second agent housing region (130) housing a second agent, the first and second agents being different is described. The head is configured to facilitate both prevention of intermixing of the first and second agents in a storage position as well as reaction of the first and second agents through intermixing in a delivery position so as to produce and apply a third agent to a contacted surface when in the delivery position. The reaction and delivery implement may be an oral care implement such as a toothbrush. The implement may also be motorized and may be used with a wide array of reactions.