coal, methane, wood, biogas
charcoal & petrol
The four main types of biomass that can be converted into alternative fuels are wood and wood residues, agricultural crops and residues, municipal solid waste, and algae. These biomass sources can be processed through various conversion technologies to produce biofuels such as ethanol, biodiesel, and biogas.
Four common types of output are text, graphics, audio, and video.
Four types of penguins are common in Antarctica, and the most common depends on where you are on the continent. The four types are Emperor, Chinstrap, Adelie and Gentoo.
sdram, ddr, cmos are the types of ram
Petroleum, coal, and natural gas are a few types of fossil fuels
A moraine is another name for glacial sediment. There are four common types: Lateral, Terminal, Medial and Ground Moraine.
Common Sense Psychological Rational Ethical
rain, sleet, snow, hail
four advantages for fossil fuels: Fossil fuels have high energy density, are readily transportable, are usable with current infrastructure, and
Biofuels, Algae fuels ect.
The most common fossil fuels are coal, oil and natural gas.