eggshell


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Related to eggshell: calcium carbonate

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 ?
i] = the dependent variable (ultrastructure eggshell traits) of the ith egg;
apparently eggshells are rich in calcium, the best natural source, and to boot they're dead easy for your body to digest and absorb.
FTIR was analyzed to determine the functional group of eggshell.
2+] in the solution, M is the mass of eggshell (g); and V is the volume of the solution, respectively.
But by analyzing the size, shape and texture of the eggshells, the team was able to deduce which animals left those eggs so long ago.
The gorgeous Sienna sofa with its eggshell blue fabric and bold floral design is as pretty as a picture.
Eggshell calcium (ESC) provides these advantages and more; the calcium derived from eggshells is a natural food source, containing a high content of elemental calcium that is readily absorbed through the intestinal tract.
On the other hand, complexity can also emerge from a special combination of form, material and pattern -- by putting a simple, classic form together with, say, mother-of-pearl, eggshell and an ancient motif.
According to a new study, an ancient culture in what is today South Africa scratched on ostrich eggshells to make symbols 60,000 years ago.
He made a stool out of eggshells and a model of the atmosphere out of tape and what looked like a bicycle frame.
Eggshell membranes contain fibrous proteins such as collagen, but have also been shown to contain glycosaminoglycans (GAGs) such as dermatan sulfate and chondroitin sulfate, hexosamines such as glucosamine, and significant amounts of hyaluronic acid, all important ingredients in joint care.