Techniques for protecting the security of digital representations, and of analog forms made from them are presented. Each of the templates include a set of laterally offset attachment brackets provided with spring opposed fasteners that are useful to temporarily secure the templates to the wall structure at a securement interval that is greater than the span of the lapboards, thus exposing the lapboard ends for their proper alignment as the lapboards are affixed to the wall structure. A direct assembly with the fuselage is possible. The pod may comprise a filter attached to the pod and providing gaseous fluid communication between the exterior of the pod and the interior of the pod. The reducing unit generates a reduced-size page carrying a reduced-size image from the selected page. A method includes the steps of mixing a reducing agent and a nutritional liquid with the contaminated matter, wherein the mixing step including a step of adjusting the contaminated matter at pH ranging from 4.