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New page: '''Substance''' is that of which a thing consists; physical matter or material: form and substance. a species of matter of definite chemical composition, such as: ''a chalky substance''. ...
'''Substance''' is that of which a thing consists; physical matter or material: form and substance. a species of matter of definite chemical composition, such as: ''a chalky substance''.
[[Category: Science]]
[[Category: Science]]