The Continental Congress. 1  In the First Continental Congress, Patrick Henry, a delegate from Virginia, made the bold statement that I am not a Virginian, I am an American. 2  At the time of the congress, there were around 2.5 million people living in the United States.
Next Question. The main ingredient in eggshells is calcium carbonate (the same brittle white stuff that chalk, limestone, cave stalactites, sea shells, coral, and pearls are made of). The shell itself is about 95% CaCO 3 (which is also the main ingredient in sea shells).
Not long ago people discovered fake chicken eggs being produced and sold in China. So if you are in China be very careful buying eggs, donât buy the fake ones! This post from 39Net teaches you how to identify fake chicken eggs from the real ones. Fake eggâs shell is made of calcium carbonate.