A portable stand for a portable electronic device includes a handle rod, a clamping member and a connecting mechanism. The method includes controlling the spatial placement of the semiconductor nanowires by using an oxygen reactive seed material. The calcium carbonate produced has a high surface area to volume ratio and is therefore highly reactive and suitable for numerous applications such as in the treatment of soil, filler paper production, paint production, and contaminant containment in coal stack emission assemblies. The selected information to generate the encryption key stream may be varied on a periodic basis by the centralized database. The message is modified to present a health alert indicator by appending supplemental content to the message or by amending the content.