Eggshell
An eggshell is the outer covering of a hard-shelled egg and of some forms of eggs with soft outer coats. Bird eggshells contain calcium carbonate and dissolve in various acids, including the vinegar used in cooking. While dissolving the calcium carbonate in an egg shell reacts with the acid to form carbon dioxide.
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Famous quotes containing the word eggshell:
“A doll’s hair concealing
an eggshell skull delicately
throbbing, within which
maggots in voluptuous unrest
jostle and shrug.”
—Denise Levertov (b. 1923)
“Think of our little eggshell of a canoe tossing across that great lake, a mere black speck to the eagle soaring above it!”
—Henry David Thoreau (1817–1862)