Candling is a method used in embryology to study the growth and development of an embryo inside an egg. Embryology (from Greek grc ἔμβρυον embryon, "unborn embryo" and grc -λογία -logia) is the study of the development An embryo (from Greek:, plural, lit "that which grows" from en- "in" + bryein "to swell be full" is a multicellular In most Birds and Reptiles an egg ( Latin ovum) is the Zygote, resulting from Fertilization of the Ovum. The method uses a bright light source behind the egg to show details through the shell, and is so called because the original sources of light used were candles. A candle is a Light source and sometimes a Heat source consisting of a solid block of Fuel and an embedded wick.
The technique of using light to examine eggs is used in the egg industry to assess the patency of edible eggs.
In ceramic application, candling is a method used to slowly heat up the kiln and the ware inside the kiln in order to dry the ware or preheat before firing. The word ceramic is derived from the Greek word κεραμικός ( keramikos) Kilns are thermally insulated chambers or Ovens in which controlled temperature regimes are produced
External links
- BackyardChickens.com Egg Candling - Great pictures and an egg candling video.
- Candling Eggs
- Candling Pictures
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