Slide 1Chapter 3 Material of Fashion Slide 2 The main content of this lesson What is textile fibers? Textile fiber character Classification of fibers Nature Fibers Slide…
Slide 1Fossils are usually formed when an organism is covered by sediments that then harden into sandstone, slate, mudstone or flint. Most organisms do not fossilize and…
Slide 1 Biomass Pyrolysis Training on Technologies for Converting Waste Agricultural Biomass into Energy Organized by United Nations Environment Programme (UNEP DTIE IETC)…