Anyone know how to Candle Eggs?

[gracierooster]

Anyone know how to candle eggs? sort of remember that you have to wrap the whole egg in something then shine a flashligh through it. I have a guinea sitting on 30+ eggs for about two weeks now. would like to cull them down to about 6.

 

[DigitalEd]

See the link:
https://www.backyardchickens.com/t/...g-candling-pics-progression-though-incubation

 

[gracierooster]

Thanks! Will try to get under her tomorrow night!