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Calcium oxide

physical science Maturity 11-13

Quicklime is a white powder.

Calcium oxide powder.JPG
Calcium oxide powder.JPG
It comes from rocks or shells. It gets very hot with water. This heat can warm food. It also helps make cement. We use it to build things. Can you find white rocks outside?

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🖼️ Images & Media (6)
File:GHS-pictogram-acid.svg
GHS-pictogram-acid.svg
File:GHS-pictogram-exclam.svg
GHS-pictogram-exclam.svg
File:NFPA 704.svg
NFPA 704.svg
File:Calcium oxide powder.JPG
Calcium oxide powder.JPG
09. Гасење вар како силно егзотермен процес.webm
File:Calcium-oxide-3D-vdW.png
Calcium-oxide-3D-vdW.png
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📚 Content adapted from Wikipedia | Readability: FK 13.3 | Vital Level 5