A method, system, and medium are provided for sharing items residing on a computing device. Furthermore, the substrate carrier may include heat reflectors to control heat loss from the edges of the carrier andor heat chokes to thermally isolate the carrier from the manifolds, allowing independent temperature control of the manifolds. A reservation for the job is created. Furthermore, resurfacing of the structures provides improved cell adhesion and thus improved delivery of the GAG into living cells and tissues. In the preferred apparatus and method, wherein the nozzle directs the water vertically into the waterway, a steel plate may be submerged beneath the level of the nozzle and above the soil surface to protect the soil from disruption and erosion. Based on the query signature, one or more target reference signatures from a plurality of reference signatures are identified.