Check About This Mac. From the Apple ( ) menu in the corner of your screen, choose About This Mac. The version of your operating system appears beneath âmacOSâ or âOS Xâ in the window that opens. If you need to know the build, click the version. This example shows macOS High Sierra version 10.13, build 17A365:
Biomass is fuel that is developed from organic materials, a renewable and sustainable source of energy used to create electricity or other forms of power. Some examples of materials that make up biomass fuels are: 1  scrap lumber; 2  forest debris;
Biomass is a versatile energy source. It can be used anywhere. All around the world people are using wood stoves to heat their building and for cooking, making biomass the mos â¦ t common energy source. It is produced from living or recently living organisms.iomass energy generally refers to using energy from resources such as animal waste and municipal waste, or resources such as corn or sugar cane.