books عنصر كيمياوي
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# Chemical elements in the human body
# All chemical elements and their symbols
# Chemical elements in petroleum
# Chemical element data references
# Chemical elements and their uses
# Newly Discovered Chemical Elements
# virtual chemical elements
# The chemical elements that make up the oil
# Strontium is the chemical element
# unstable chemical elements
# About the chemical elements and the periodic table
# Chemical elements and their properties
# The chemical element potassium
# chemical elements and plants
# Chemistry Elements and Laws
# modern chemical elements
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عنصر كيمياوي (Info)
عُنْصُر كِيمْيَاوِي:- any of the more than 100 known substances (of which 92 occur naturally) that cannot be separated into simpler substances and that singly or in combination constitute all matter (Arabic WordNet)
