INIS
engines
100%
energy
100%
heat engines
100%
heat
60%
emission
50%
air
40%
fuels
40%
mammals
40%
motion
40%
oxygen
40%
atmospherics
40%
australia
30%
water
30%
animals
30%
motors
30%
eggs
30%
oxidizers
30%
humans
20%
threatened species
20%
new south wales
20%
ducks
20%
burns
20%
potential energy
20%
rockets
20%
internal combustion engines
20%
hydrogen
20%
pollution
10%
wind
10%
people
10%
carbon dioxide
10%
range
10%
males
10%
habitat
10%
food
10%
applications
10%
electric motors
10%
birth
10%
production
10%
gases
10%
endangered species
10%
breeding
10%
otters
10%
biology
10%
south australia
10%
pain
10%
venoms
10%
fossils
10%
tasmania
10%
cutting
10%
muscles
10%
alcohols
10%
grinding
10%
greenhouse gases
10%
convection
10%
mixing
10%
pressurization
10%
nitrogen
10%
combustion chambers
10%
fission
10%
energy sources
10%
jets
10%
thermodynamics
10%
fluorine
10%
gravitational fields
10%
pneumatic motors
10%
compressed air
10%
pistons
10%
combustion
10%
crushing
10%
fusion (nuclear)
10%
earth atmosphere
10%
fuel cells
10%
nuclear reactions
10%
combustion products
10%
exhaust gases
10%
rocket engines
10%
hydrogen fuels
10%
myosin
10%
electrochemical engines
10%
water vapor
10%
nuclear energy
10%
hydrocarbons
10%
gasoline
10%
power generation
10%
hydroelectric power
10%
oxidants
10%
electric potential
10%
submarines
10%
Keyphrases
Platypus
100%
Search Engine
100%
Heat Engine
90%
Zero Emission
27%
Oxidizer
27%
New South Wales
18%
Monotreme
18%
Egg Laying
18%
Australia
18%
Chemical Energy
18%
Rocket
18%
Internal Combustion Engine
18%
Energy Forms
18%
Mechanical Energy
18%
Air-breathing Engine
18%
Pollution
9%
Eastern Australia
9%
Early 20th Century
9%
Electric Motor
9%
Endangered Species
9%
Evolutionary Biology
9%
EPBC Act
9%
Severe Pain
9%
Extinct Species
9%
Otter
9%
Venom
9%
Threatened Species
9%
Electrolocation
9%
Tasmania
9%
Echidna
9%
South Australia
9%
Venomous Mammal
9%
Giving Birth
9%
Captive Breeding Program
9%
Protected Species
9%
Aboriginal People
9%
Beaver
9%
Near Threatened Species
9%
National Features
9%
Semi-aquatic
9%
Hindfoot
9%
Duck
9%
Four Species
9%
Mascot
9%
Habitat Destruction
9%
Fossil Record
9%
Spur
9%
Ornithorhynchus Anatinus
9%
Potential Energy
9%
Elastic Energy
9%
Hydrocarbons
9%
Atmospheric Oxygen
9%
Electrical Energy
9%
Earth's Atmosphere
9%
Air Currents
9%
Side Reactions
9%
Gaseous Combustion
9%
Rapid Pressurization
9%
Energy Sources
9%
Nuclear Reactions
9%
Fuel Oxygen
9%
Industrial Processes
9%
Exhaust Gas
9%
Air Ambient
9%
Law of Motion
9%
Biological Systems
9%
Jet Engine
9%
Thermodynamic Process
9%
Mechanical Motion
9%
Myosin
9%
Fuel Cell
9%
Molecular Motor
9%
Pure Hydrogen
9%
Compressed Air
9%
Reaction Mass
9%
Piston
9%
Combustion Chamber
9%
Atmospheric Convection
9%
Gasoline
9%
Crankshaft
9%
Combustion Products
9%
Non-chemical
9%
Newton's Third Law
9%
Nuclear Fission
9%
Nuclear Energy
9%
Atmospheric Nitrogen
9%
Hydroelectric Power Generation
9%
Intermediate Energy
9%
Clockwork
9%
Available Energy
9%
Alcohol
9%
Greenhouse Gas
9%
Pneumatic Motor
9%
Natural Processes
9%
Convective Cells
9%
Nuclear Fusion
9%
Fission-fusion
9%
Windup
9%
Rocket Engine
9%
Chemical Engines
9%
Hydrogen Fuel
9%
Submarine
9%
Fuel Components
9%
Earth's Gravitational Field
9%
Atmospheric Gases
9%
Heat Energy
9%
Combustion
9%
Pure Oxygen
9%
Environmental Heat
9%
Water Vapor
9%
Additional Fuel
9%
Electric Potential Energy
9%
Laying Duck
9%
National Events
9%
Iconic Symbols
9%
Naturalists
9%
NOx Emission
9%
Material Science
Hydrogen Fuels
100%
Oxidant
100%
Water Vapor
100%
Carbon Dioxide
100%
Exhaust Gas
100%
Compressed Air
100%
Greenhouse Gas
100%
Earth and Planetary Sciences
Heat Engine
100%
Emissions
40%
Australia
30%
Oxidizer
30%
Atmospherics
20%
Chemical Energy
20%
New South Wales
20%
Internal Combustion Engine
20%
Electric Motor
10%
Oxidant
10%
Hydrogen Fuels
10%
Air Current
10%
Atmospheric Gas
10%
Ambient Air
10%
Atmospheric Convection
10%
Pneumatics
10%
Electric Potential
10%
Nuclear Fusion
10%
Earth Atmosphere
10%
Compressed Air
10%
Nuclear Fission
10%
Nuclear Reaction
10%
Fuel Cell
10%
Combustion Product
10%
Exhaust Gas
10%
Potential Energy
10%
Combustion Chamber
10%
Fossil Record
10%
Endangered Species
10%
Habitat Destruction
10%
Tasmania
10%
Captive Breeding
10%
South Australia
10%
Protected Species
10%
Hydroelectric Power
10%
Power Generation
10%
Convection Cell
10%
Earth's Gravitational Field
10%
Rocket Engine
10%
Greenhouse Gas
10%
Jet Engine
10%
Chemistry
Hydrogen
100%
Internal Combustion Engine
66%
Potential Energy
66%
Atmosphere (Earth)
33%
Combustion Product
33%
Water Vapor
33%
Fuel Cell
33%
Greenhouse Gas
33%
Grinding (Machining)
33%
Prey Cleavage
33%
Jet
33%
Crankshaft
33%
Engineering
South Wale
20%
Breeding Program
10%
Severe Pain
10%