Daily, people use objects that are made of different materials: paper, plastic, glass, wood, metal etc. Most of them cannot be used more than once and therefore, people throw them away when they are done with them. What happens with
Daily, people use objects that are made of different materials: paper, plastic, glass, wood, metal etc. Most of them cannot be used more than once and therefore, people throw them away when they are done with them. What happens with