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What problems did early black schools encounter?
Crystallinity
A measure of the degree to which a material has a well-defined crystal structure.
Crystalline Polymers
Polymers characterized by a highly ordered structure resulting in sharp melting points and often increased strength and rigidity.
Plasticizer
A substance added to a material to increase its flexibility or fluidity.
Crystallinity
A measure of the degree to which a material has a well-ordered, repeating atomic structure.
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