growing things | 0.27 |
mantle | 0.27 |
the air | 0.25 |
equilibrium | 0.25 |
combine with oxygen | 0.64 |
produce water | 0.64 |
use renewable energy | 0.62 |
produce heat | 0.55 |
produce electricity | 0.53 |
rise into the atmosphere | 0.52 |
replace oil | 0.50 |
combine with other elem… | 0.49 |
react with oxygen | 0.48 |
fuel infrastructure | 0.45 |
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one proton | 0.62 |
oxygen | 0.58 |
one electron | 0.57 |
neutron | 0.53 |
positive charge | 0.53 |
less energy | 0.41 |
50% equatorial | 0.41 |
50% axial character | 0.41 |
low energy density | 0.40 |
effect | 0.38 |
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more energy | 0.38 |
the fuel | 0.70 |
gas | 0.65 |
the most abundant eleme… | 0.47 |
the most common element | 0.46 |
element | 0.44 |
the lightest element | 0.44 |
primary fuel | 0.34 |
the simplest element | 0.34 |
perfect fuel | 0.30 |
excellent fuel | 0.28 |
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natural gas | 0.62 |
petroleum | 0.47 |
electricity | 0.40 |
biomass | 0.32 |
produced | 0.76 |
extracted | 0.69 |
used as fuel | 0.67 |
separated | 0.67 |
converted into electric… | 0.65 |
removed | 0.65 |
converted into helium | 0.60 |
produced by electrolysi… | 0.59 |
combined with oxygen | 0.59 |
used in industry | 0.59 |
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clean transportation | 0.43 |
upgrading | 0.27 |