Definition
Roof is the top cover of a building,so that household head/members live in under is protected from the sun heat,rain etc. For multi storeys building,the referred roof is the very top part of the building.
1. Concrete is roof made of a mixture of cement,corals and sand with water.
2. Roof tile is made of clay that is molded and then burned. Including here is concrete roof tile (tiles made of a mixture of cement and sand),fiber cement tile,and ceramic tile.
3. Shingle is roof layered with wooden tiles,usually made of ironwood,or ulin wood (ironwood from Borneo).
4. Iron sheeting is roof made of zinc. Zinc roof shape can be flat or wavy,including zinc roof called decrabond (zinc roof layered with epoxy and acrylic).
5. Asbestos is roof made of asbestos fiber and cement. Generally comes in wavy shapes.
6. Palm is roof made of palm tree fiber or other of the the same type,generally is black in color.
7. Others for all other roof types aside from the above,such as bamboo,plywood,leaves,etc.