According to the national standard "Classification Signs of Domestic Waste", how many garbage classification signs are specified? ( )

Four types of logo combination 1 1 class logo.

The new version of "Classification Signs of Domestic Waste" has adjusted eight subcategories, namely 1 1. 1 1 subcategories are paper, plastic, metal, glass, fabric, lamps, daily chemicals, batteries, household kitchen waste, kitchen waste and other kitchen waste. In addition to the four categories, furniture, household appliances and other large pieces of garbage and decoration garbage are classified separately.

Extended data:

Precautions:

The sources of municipal solid waste include families and ordinary enterprises, and the typical components are kitchen waste, waste paper, plastics, metals, wood, ceramics and so on. Garbage collection is a part of government public utilities, which is divided into multiple levels. From residents to communities, from communities to community garbage stations, and then to secondary garbage transfer centers.

Before placing, the paper should be stacked neatly as far as possible to avoid rubbing. After using up the products in the container, clean the bottles and cans as much as possible. Kitchen waste should be bagged and sealed, and bottles of plastic products should be squashed and put into trash cans.

People's Daily Online-Ministry of Housing and Urban-Rural Development issued the standard of domestic waste classification mark.