eggshell

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eggshell

1. the hard porous protective outer layer of a bird's egg, consisting of calcite and protein
2. a yellowish-white colour
3. (of paint) having a very slight sheen
4. of a yellowish-white colour

eggshell, eggshelling

A semimatte glaze or porcelain enamel surface resembling eggshell in texture; sometimes a defect.
References in periodicals archive ?
Eggshells were collected from local industries and rinsed several times with water to remove impurity and interference materials.
2013) found that only eggshell brightness, but not hue and chroma, was related to physiological measures of egg quality such as testosterone concentration and yolk weight in Eurasian Reed Warblers (Acrocephalus scirpaceus).
2+] sorbed by eggshells were calculated from the differences between [Cu.
Ribeiro and his colleagues found the eggshell fragments at two separate sites, both of which were part of the Lourinh Formation, a geological formation known for its rich Jurassic dinosaur nest sites.
It was found that lead uptake by eggshells was a function of solution pH.
The ostrich eggshells aren't the oldest artifacts to emerge from this part of South Africa.
For example, if you gather eggs, think about what you can do with the eggshell.
The sale of their previous business provided the start-up money for Eggshells Kitchen Co.
He then returns to his studio where he engraves the picture onto eggshells.
Engineers at Ohio State University (OSU) have found a way to turn discarded chicken eggshells into an alternative energy resource.
She said while the process of piecing together the Rhea and Goose eggshells is time consuming -- one recent project took her 6 hours -- it's also extremely rewarding.
Uncrushed eggshells were collected and boiled in water for 30 minutes.