self-blowing drum filter
1photography, technology of — Introduction equipment, techniques, and processes used in the production of photographs. The most widely used photographic process is the black and white negative–positive system (Figure 1 >). In the camera the lens projects an image of… …
2Vacuum cleaner — Cylinder vacuum cleaner for home use. French train vacuum cleaner …
3Tulpa — Part of a series on Tibetan Buddhism …
4Corrugated fiberboard — is a paper based material consisting of a fluted corrugated sheet and one or two flat linerboards. It is widely used in the manufacture of corrugated boxes and shipping containers. The corrugated medium and linerboard are made of containerboard,… …
