Abstract: A method, computer program product and system are disclosed for securing, refrigerating and warehousing controlled substances, such as prescription medications. Beneficially, various embodiments of the present invention include carousels, track shelving, manual and electric combination locks, and other varied internal mechanisms for storing and dispensing medication only to predetermined individuals at predetermined intervals.

Abstract: Traction enhancing detachable spikes are disposed on, and between, the grousers and the shoes of continuous tracks of motorized vehicles such as bull dozers, excavators, tanks, skid steers and the like. Spike receptacles are permanently affixed to the track of continuous track construction machinery, which spike receptacles house outwardly protruding spikes. The spikes are easily detachable and removable from the spike receptacle to facilitate use of the subject motorized vehicles on flat and graded surfaces, such as pavement.