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20 GALLON AQUARIUM HEATER : AQUARIUM HEATER

20 Gallon Aquarium Heater : Electric Tank Heater.

20 Gallon Aquarium Heater

aquarium


A building containing such tanks, esp. one that is open to the public


An aquarium (plural aquariums or aquaria) is a vivarium consisting of at least one transparent side in which water-dwelling plants or animals are kept. Fishkeepers use aquaria to keep fish, invertebrates, amphibians, marine mammals, turtles, and aquatic plants.


Aquarium is the debut album of Scandinavian dance-pop group Aqua. Although the group had been together for three years under their original name Joyspeed, their only release up to Aquarium was a single called "Itzy Bitsy Spider".


A transparent tank of water in which fish and other water creatures and plants are kept


a tank or pool or bowl filled with water for keeping live fish and underwater animals

gallon


A unit of volume for liquid measure equal to four quarts, in particular


The Scots gallon was a Scottish unit of measurement of liquids that was in use from at least 1661, (possibly 15th century), until the mid 19th century. It was approximately three times larger than an Imperial gallon that was adopted in 1824.


Equivalent to 3.79 liters


(also used for dry measure) Equivalent to 4.55 liters


United States liquid unit equal to 4 quarts or 3.785 liters


The gallon is a measure of volume approximately equal to four litres. Historically it has had many different definitions, but there are three definitions in current use. In United States customary units there are the liquid (? 3.79 L) and the lesser used dry (? 4.4 L) gallons.

heater


A fastball


device that heats water or supplies warmth to a room


A person or thing that heats, in particular a device for warming the air or water


A conductor used for indirect heating of the cathode of a thermionic tube


fastball: (baseball) a pitch thrown with maximum velocity; "he swung late on the fastball"; "he showed batters nothing but smoke"


A heater is object that emits heat or causes another body to achieve a higher temperature. In a household or domestic setting, heaters are usually appliances whose purpose is to generate heating (i.e. warmth). Heaters exists for all states of matter, including solids, liquids and gases.

20


twenty: denoting a quantity consisting of 20 items or units


twenty: the cardinal number that is the sum of nineteen and one


The 21st century is the current century of the Christian Era or Common Era in accordance with the Gregorian calendar. It began on January 1, 2001 and will end on December 31, 2100.