Basic information about biomass: raw materials and processes for biomass energy generation, energy content of various biomass resources, and uses for biomass energy. The term biomass refers to raw organic material used to generate a number of energy resources, including heat, liquid or gaseous fuels, and electricity. Chemical energy stored in biomass can be converted to heat through combustion (burning). Biomass can be converted to liquid or gaseous fuels or can be used to generate electricity in the same way that coal is used. The electricity generated can be sent to energy consumers via electric transmission systems.
Steps. 1  1. Nail top plates to all the outside walls. 2  2. Measure and cut ceiling joists from 2-by-4 lumber. 3  3. Cut a ridge board form 2-by-6 lumber.  4. Lay planks across the ceiling 1  joists. 5. Calculate the rise of the gable roof.  6. Measure and cut the rafter boards from 2-by-4 1  lumber. 7. Make a collar tie for each pair of rafters.
A gable is the triangular wall formed by a sloping roof. The roof is not the gableâthe wall is the gable down to the roof line, but you generally need a gable roof to have a gable. It's common to name the triangular area made from a gambrel roof a gable, as well. Some definitions even include the end edges of the roof as part of the gable. When discussing gables with your architect or contractor, don't be shy about asking what their definition is. 1  For example, some people call the gable wall as the wall on the gable side right down to the foundation. Others rightly call the gable wall as that part of the siding between the slopes of the roof. In general, the distinguishing feature of the gable is its triangular shape. Origins of the Word Gable