Incubator (egg)
Encyclopedia
An incubator is a device simulating avian incubation
by keeping egg
s warm and in the correct humidity
, and if needed to turn them, to hatch them. Modern incubators are electrically heated with a thermostat.
A magazine published in Britain during WWII
described an incubator as "a wooden box, hot water, and a curtain".
Avian incubation
Incubation refers to the process by which certain oviparous animals hatch their eggs, and to the development of the embryo within the egg. The most vital factor of incubation is the constant temperature required for its development over a specific period. Especially in domestic fowl, the act of...
by keeping egg
Egg (biology)
An egg is an organic vessel in which an embryo first begins to develop. In most birds, reptiles, insects, molluscs, fish, and monotremes, an egg is the zygote, resulting from fertilization of the ovum, which is expelled from the body and permitted to develop outside the body until the developing...
s warm and in the correct humidity
Humidity
Humidity is a term for the amount of water vapor in the air, and can refer to any one of several measurements of humidity. Formally, humid air is not "moist air" but a mixture of water vapor and other constituents of air, and humidity is defined in terms of the water content of this mixture,...
, and if needed to turn them, to hatch them. Modern incubators are electrically heated with a thermostat.
A magazine published in Britain during WWII
World War II
World War II, or the Second World War , was a global conflict lasting from 1939 to 1945, involving most of the world's nations—including all of the great powers—eventually forming two opposing military alliances: the Allies and the Axis...
described an incubator as "a wooden box, hot water, and a curtain".