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  2. Kerosene lamp - Wikipedia

    en.wikipedia.org/wiki/Kerosene_lamp

    As of 2005, kerosene and other fuel-based illumination methods consume an estimated 77 billion litres (20 billion US gallons) of fuel per year, equivalent to 8.0 million gigajoules (1.3 million barrels of oil equivalent) per day. [1] [2] This is comparable to annual U.S. jet-fuel consumption of 76 billion litres (20 billion US gallons) per year.

  3. LED strip light - Wikipedia

    en.wikipedia.org/wiki/LED_strip_light

    An LED strip, tape, or ribbon light is a flexible circuit board populated by surface-mount light-emitting diodes (SMD LEDs) and other components that usually comes with an adhesive backing. Traditionally, strip lights had been used solely in accent lighting, backlighting, task lighting, and decorative lighting applications, such as cove lighting .

  4. LED street light - Wikipedia

    en.wikipedia.org/wiki/LED_street_light

    An LED street light or road light is an integrated ... The initial cost of LED street lighting is high and as a consequence it takes several years for the savings on ...

  5. Luminous flux - Wikipedia

    en.wikipedia.org/wiki/Luminous_flux

    37 mW "Superbright" white LED: 0.20 15 mW green laser (532 nm wavelength) 8.4 1 W high-output white LED: 25–120 Kerosene lantern: 100 40 W incandescent lamp at 230 volts: 325 7 W high-output white LED: 450 6 W COB filament LED lamp: 600 18 W fluorescent lamp: 1250 100 W incandescent lamp: 1750 40 W fluorescent lamp: 2800 35 W xenon bulb: 2200 ...

  6. Water supply and sanitation in the State of Palestine

    en.wikipedia.org/wiki/Water_supply_and...

    In the Gaza strip, from the 110,000 m 3 of wastewater per day which is produced in the Gaza Strip, 68,000 m 3 was treated, according to a study from 2001. 20% of the treated wastewater was reused. [7] The World Bank reported in 2009 that the three existing wastewater treatment plants work discontinuously. [85]

  7. British thermal unit - Wikipedia

    en.wikipedia.org/wiki/British_thermal_unit

    Energy analysts accustomed to the metric "k" ('kilo-') for 1,000 are more likely to use MBtu to represent one million, especially in documents where M represents one million in other energy or cost units, such as MW, MWh and $. [15] The unit 'therm' is used to represent 100,000 Btu. [12] A decatherm is 10 therms or one million Btu.

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