A gabion is a welded wire basket or cage filled with earth or rocks. It is typically used to build a support or abutment.From Wikipedia: Gabion (from Italian gabbione meaning big cage; from Italian gabbia and Latin cavea meaning cage) are cages, cylinders, or boxes filled with soil or sand that are used in civil engineering, road building, and military applications.rom Wikipedia: Gabion (from Italian gabbione meaning big cage; from Italian gabbia and Latin cavea meaning cage) are cages, cylinders, or boxes filled with soil or sand that are used in civil engineering, road building, and military applications.
Subject:Chemistry. Books in this subject area deal with chemistry: the science concerned with the composition, structure, and properties of matter, as well as the changes it undergoes during chemical reactions.
Chemistry is the study of matter. Matter has three forms: Solid, liquid or gas. Matter is everything that takes up space and has mass. All matter is madeup of small particles (atoms).