Subject
nonmetal
27
metal
12
metal nonmetal battery
6
materials testing
5
steel
5
element
4
inorganic compound
4
battery
3
composite materials
3
magnetic properties
3
materials science
3
ceramics
2
chemical bond
2
chemistry
2
fusion technology
2
hydrogen bond
2
periodic system
2
reaction kinetics
2
reactor material
2
sodium sulfur battery
2
solid electrolyte
2
zinc
2
Atomic theory.
1
Chemical bonds.
1
Chemistry, Metallurgic.
1
Nonferrous metals
1
Nonmetals
1
Nonmetals.
1
Tokamak device
1
X-ray spectroscopy
1
air
1
alkaline battery
1
analysis
1
aromatic compound
1
atom probe field ion microscopy
1
atomic model
1
atomic orbital
1
boron
1
bromine
1
capacitor
1
cardiac pacemaker
1
cathode
1
chemical analysis
1
chemical reaction
1
chemical vapor deposition
1
coal gasification
1
coal liquefaction
1
creep
1
crystal growth
1
diatomic molecule
1
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