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  2. LMS Ivatt Class 2 2-6-2T - Wikipedia

    en.wikipedia.org/wiki/LMS_Ivatt_Class_2_2-6-2T

    The LMS had various elderly tank engines and the operating department required a new small class 2 locomotive to replace them. Noting that the Great Western Railway 4500 and 4575 Classes of 2-6-2T ('Prairie') had been successful, George Ivatt designed the new engine type incorporating self-emptying ashpans and rocking grates which were labour-saving devices.

  3. La Crosse Technology - Wikipedia

    en.wikipedia.org/wiki/La_Crosse_Technology

    Newest La Crosse Technology Home Weather Station with color display and external radio sensor. La Crosse Technology is a multinational manufacturer of electronic products including weather stations, radio-controlled clocks, watches and battery chargers.

  4. Hydrological transport model - Wikipedia

    en.wikipedia.org/wiki/Hydrological_transport_model

    River in Madagascar relatively free of sediment load. An hydrological transport model is a mathematical model used to simulate the flow of rivers, streams, groundwater movement or drainage front displacement, and calculate water quality parameters.

  5. Rain gauge - Wikipedia

    en.wikipedia.org/wiki/Rain_gauge

    The standard United States National Weather Service rain gauge, developed at the start of the 20th century, consists of an 8 in (200 mm) funnel emptying into a graduated cylinder, 2.525 in (64.1 mm) in diameter, which fits inside a larger container that is 8 in (200 mm) in diameter and 20 in (510 mm) tall. If the rainwater overflows the ...

  6. Precipitation gauge - Wikipedia

    en.wikipedia.org/wiki/Precipitation_gauge

    The term "Precipitation gauge" may refer to: Disdrometer, an instrument used to measure the drop size distribution and velocity of falling hydrometeors; Rain gauge, also known as an udometer, a pluviometer, an ombrometer or a cup is a type of instrument used by meteorologists and hydrologists to gather and measure the amount of liquid precipitation over a set period of time

  7. Rainwater tank - Wikipedia

    en.wikipedia.org/wiki/Rainwater_tank

    If it receives less (between 254–762 mm (10.0–30.0 in), two or three of these 1,100-litre (300 US gal) tanks can be placed so that more rain can be gathered at times when it does rain. Also affecting tank size is predicted rainfall and rainfall variability; the higher prices for larger tanks; intended use of rainwater and typical ...