Garbage is the remaining waste from items that are no longer used. There are many types of waste that we can find anywhere. Garbage is a problem in the school environment, making the school environment dirty and looking shabby. The types of waste that we usually encounter, especially at schools, are plastic waste, dry leaves, and materials such as used wood, scrap iron, broken roof tiles, and so on. Plastic waste is all used or unused items whose materials are produced from non-renewable chemicals. Dry leaves are organic waste that is produced naturally from the process of shedding trees around us, for example at school and at home. If left alone, this rubbish will be detrimental, have a dirty effect, will not be maintained and will make the surrounding environment smelly. Used wood is wood that has rotted or is no longer used. This waste includes dry organic waste, because it contains little water. Just like used wood, used iron is also leftover production or equipment that is no long...