Candling definitions

Candling

1) Poultry farming
Found on https://www.crosswordclues.com/clue/candling

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candling

egg-grading process in which the egg is inspected before a penetrating light in a darkened room for signs of fertility, defects, or freshness. First ...
Found on http://www.britannica.com/eb/a-z/c/15

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Candling

Shining a light through an egg to see whether it is developing or not.
Found on http://www.sialis.org/glossary.htm

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Candling

using a candler to check the contents of an egg
Found on https://www.encyclo.co.uk/local/22440

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