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The Scientific World Journal
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2013
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Article
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Fig 4
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Research Article
Calcium Oxide Derived from Waste Shells of Mussel, Cockle, and Scallop as the Heterogeneous Catalyst for Biodiesel Production
Figure 4
SEM images of (a) mussel shell, (b) cockle shell, and (c) scallop shell calcined at 1,000°C.
(a)
(b)
(c)