A material encapsulation and release system having a first zone (1) containing a first amount of material (2) bound by a first capsule wall (3) and, if desired, a second zone (4) containing a second amount of material (5) bound by a second capsule wall (6), each capsule wall responsive to similar or dissimilar activation means (7) to release the first amount of material (2) in the first zone (1) and the second amount of material (5) in the second zone (4).
