Lesson Summary. A ballad poem is a type of verse composed in ballad form and attributable to an authorial source. The ability to determine definite authorship is the key difference between these poems and the more traditional folk ballads.
Gasification is a flexible, reliable, and clean energy technology that can turn a variety of low-value feedstocks into high-value products, help reduce our dependence on foreign oil and natural gas, and can provide a clean alternative source of baseload electricity, fertilizers, fuels, and chemicals.
   In the energy industry, liquefaction often is used to describe the process of taking natural gas and converting it into a liquid, called liquified natural gas (LNG). 1 person found this useful.iquefaction is the process by which a solid or gas becomes a liquid, or where a solid displays the qualities of a liquid. 2 people found this useful. Edit. Share to: Notyouraveragedummy ...