The present embodiments provide methods, systems and mediums for use in protecting content. The resultant fluid has throttling gas and cryogenic fluid components. These curved sectional profiles can be formed by suitably selecting and combining various patterning and etching methods. If the resource is insufficient, the local resource manager requests a global resource manager to allocate the resource. This invention further relates to methods for producing maize lines derived from hybrid maize line 38J54 and to the maize lines derived by the use of those methods.