dropping curve
31Interstate 68 — I 68 redirects here. For other uses, see I 68 (disambiguation). Interstate 68 …
32Overhead lines — This article is about the transmission of electrical power to road and rail vehicles. For transmission of bulk electrical power to general consumers, see Electric power transmission. For powerlines mounted on pylons, see overhead power line.… …
33Angle of attack — In this diagram, the black lines represent the flow of a fluid around a two dimensional airfoil shape. The angle α is the angle of attack. Angle of attack (AOA, α, Greek letter alpha) is a term used in fluid dynamics to describe the angle between …
34Singularity theory — For other mathematical uses, see Mathematical singularity. For non mathematical uses, see Gravitational singularity. In mathematics, singularity theory is the study of the failure of manifold structure. A loop of string can serve as an example of …
35Disinflation — Not to be confused with Deflation. Disinflation is a decrease in the rate of inflation – a slowdown in the rate of increase of the general price level of goods and services in a nation s gross domestic product over time. It is the opposite of… …
36Durango and Silverton Narrow Gauge Railroad — Durango Silverton Narrow Gauge Railroad Locale La Plata County and San Juan County, Colorado Dates of operation 1881–present Track gauge …
37Mercury battery — A mercury battery (also called mercuric oxide battery, or mercury cell) is a non rechargeable electrochemical battery, a primary cell. Due to the content of mercury, and the resulting environmental concerns, the sale of mercury batteries is… …
38industrial glass — Introduction solid material that is normally lustrous and transparent in appearance and that shows great durability under exposure to the natural elements. These three properties lustre, transparency, and durability make glass a favoured… …
39Operation Crossroads — Coordinates: 11°36′N 165°30′E / 11.6°N 165.5°E / 11.6; 165.5 …
40Edmonton Drillers (NPSL) — This article is about the second Edmonton Drillers of the National Professional Soccer League II. For the original team to use the name in the NASL, see Edmonton Drillers. For the third team currently active in the Canadian Major Indoor Soccer… …
