Primary General Science Glossary
This is a general primary science glossary. For class specific glossaries please go to the specific subjects
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Natron is a natural salt, composed of sodium carbonate and sodium bicarbonate with traces of sodium chloride and sodium sulphate. It was used by the ancient Egyptians to dry out the bodies during mummification.
Animals or insects that is active during the night and sleep during the day.
Non-ferrous metals are those that have very little iron content. Non-ferrous metals are non-magnetic metals such as gold, silver or aluminium.