Earth & Environmental Sciences
diesel fuel
99%
diesel
80%
petroleum
65%
carbon emission
63%
organic carbon
41%
elemental carbon
36%
dilution
36%
material
34%
soybean
23%
particulate matter
17%
diesel engine
12%
climate change mitigation
12%
trend
10%
particle
10%
rate
10%
emission reduction
10%
sampler
10%
organic compound
9%
carbon dioxide
8%
chemical composition
8%
sulfur
8%
oil
6%
economics
6%
temperature
4%
Engineering & Materials Science
Biodiesel
90%
Diesel fuels
89%
Crude oil
73%
Organic carbon
59%
Chemical analysis
55%
Dilution
33%
Beef
23%
Carbon
17%
Particles (particulate matter)
11%
Soybean oil
11%
Organic compounds
10%
Particle size analysis
8%
Dynamometers
8%
Agriculture
8%
Climate change
8%
Takeoff
8%
Sulfur
7%
Carbon dioxide
7%
Diesel engines
6%
Economics
4%
Temperature
3%
Chemical Compounds
Diesel Fuel
100%
Biodiesel
89%
Petroleum
77%
Organic Carbon
42%
Elemental Carbon
34%
Dilution
25%
Tallow
22%
Soybean Oil
8%
Reduction
7%
Size Distribution
6%
Fuel
6%
Carbon Dioxide
6%
Purity
3%
Mixture
3%