Not every blue, is cool

Identification 

  Judging from it's form, waste is often defined as materials or materials that have been used and no longer provide benefits. Final waste handling is carried out depending on the characteristics and category of each type of waste. Such as plastic waste and paper waste.

Description

 Trash cans are seen in SMK Negeri 4 Semarang, there are many of them. The bins are also big enough to accommodate the garbage around them. The area around the bins also looks quite clean.

 There is some inorganic waste visible in the bin. Plastic waste, or plastic pollution, is the accumulation of plastic objects (e.g. plastic bottles, etc.) in the Earth's environment that adversely affects wildlife, wildlife habitats, and humans. Paper waste is any form of paper that's no longer usable and needs disposing. It's essentially the kind of material we'd class as crap paper. For example it could be old newspaper, bills, or letters. It needs to be free from contaminants to be recyclable.

  The habit of students of SMK Negeri 4 Semarang is to throw away a lot of plastic waste. Because plastic is highly used by students and canteens to wrap food or drinks. This is why plastic waste is always found in school trash bins. It is possible that this waste is also thrown away carelessly, even though there are already quite a lot of trash bins in the school.