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Courses on International standards
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Characteristics of minerals and rocks
07.01. Gravity
16.05. The Circles that Circumscribe, and Are Inscribed in, an Equilateral Triangle
Collision Theory
20.01. Nucleotides and Nucleosides
17.10. Cement and Concrete
02.03. Entailment and Logical Equivalence
Isomerism and Physical Properties of Alkenes