corrugated sheet material
41Coaxial cable — RG 59 flexible coaxial cable composed of: A: outer plastic sheath B: woven copper shield C: inner dielectric insulator D: copper core Coaxial cable, or coax, has an inner conductor surrounded by a flexible, tubular insulating layer, surrounded by …
42Polystyrene — For other uses, see Polystyrene (disambiguation). Expanded polystyrene packaging …
43Crate — For other uses, see Crate (disambiguation). A crate used to transport ordnance A crate is a large shipping container, often made of wood, typically used …
44Molded pulp — Molded pulp, also named Moulded pulp or Molded Fibre, is a packaging material, typically made from recycled paperboard and/or newsprint. It is used for protective packaging or for food service trays and beverage carriers. Other typical uses are… …
45Junkers J 1 — Infobox Aircraft name=Junkers J 1 caption=The Junkers J 1 Blechesel being run up at the Döberitz airfield of FEA 1 type=experimental manufacturer=Junkers Co designer= first flight=January 18, 1916 introduced= retired=1916 status= primary user=… …
46Sewage treatment — The objective of sewage treatment is to produce a disposable effluent without causing harm to the surrounding environment, and also prevent pollution.[1] Sewage treatment, or domestic wastewater treatment, is the process of removing contaminants… …
47Loudspeaker — For other uses, see Loudspeaker (disambiguation). An inexpensive, low fidelity 3½ inch speaker, typically found in small radios …
48Radio-controlled aircraft — A radio controlled aircraft (often called RC aircraft or RC plane) is a model aircraft that is controlled remotely, typically with a hand held transmitter and a receiver within the craft. The receiver controls the corresponding servos that move… …
49Sharon Steel Corporation — The Sharon Steel Corporation was one a steel plant, and is notable due to its contribution toward the growth of the iron and steel industry in the Shenango River Valley, Mercer County, Pennsylvania. The longest surviving was the Sharon Iron… …
50Door — For other uses, see Door (disambiguation). A door is a movable structure used to open and close off an entrance, typically consisting of a panel that swings on hinges or that slides or rotates inside of a space. When open, they admit ventilation… …
