Related to window jack scaffold

scaffold means a temporary elevated platform and supporting structure used for providing access to and supporting workmen or materials or both;
Tight-fitting facepiece means a respiratory inlet covering that forms a complete seal with the face.
Loose-fitting facepiece means a respiratory inlet covering that is designed to form a partial seal with the face.
Massive Multiauthor Collaboration Site (or “MMC Site”) means any World Wide Web server that publishes copyrightable works and also provides prominent facilities for anybody to edit those works. A public wiki that anybody can edit is an example of such a server. A “Massive Multiauthor Collaboration” (or “MMC”) contained in the site means any set of copyrightable works thus published on the MMC site.
Diatomaceous earth filtration means a process resulting in substantial particulate removal in which a precoat cake of diatomaceous earth filter media is deposited on a support membrane (septum), and while the water is filtered by passing through the cake on the septum, additional filter media known as body feed is continuously added to the feed water to maintain the permeability of the filter cake.

window jack scaffold definition