What type of trash can should the used packaging cartons used for express delivery be thrown into?

Cardboard boxes should be placed in blue trash cans, which are recyclable waste.

Recyclable trash cans usually have a triangular cycle symbol consisting of three arrows, and you can also identify it by this symbol. Recyclables refer to things that can be recycled, such as plastic, glass, metal, etc.

The discharge of recyclable materials is divided into three times. The garbage discharged by residents is primary discharge. After being incinerated in the garbage treatment plant, it is secondary discharge. After the secondary discharge is filtered, sorted, regenerated and other processes, the remaining waste residue is tertiary discharge. . The heavy metal ions in the tertiary emissions that exceed the standard need to be treated harmlessly.

Extended information

Everyone throws out a lot of garbage every day. In some areas with better garbage management, most of the garbage will be sanitary landfill, incineration, composting and other harmless treatment However, garbage in more places is often simply piled or landfilled, causing the spread of odor and contaminating soil and groundwater.

The cost of harmless disposal of garbage is very high. Depending on the treatment method, the cost of processing one ton of garbage ranges from about one hundred yuan to several hundred yuan. People consume a lot of resources, produce on a large scale, consume a lot, and produce a lot of garbage. The consequences will be disastrous.

Judging from the methods of classifying domestic waste in various foreign cities, classification is generally based on the composition and production volume of garbage, combined with local waste resource utilization and treatment methods. For example, Germany is generally divided into paper, glass, metal and plastic; Australia is generally divided into compostable garbage, recyclable garbage, and non-recyclable garbage; Japan is generally divided into plastic bottles, recyclable plastics, other plastics, resource garbage, and large garbage. , combustible garbage, non-burnable garbage and hazardous garbage, etc.