What type of environment pollution control equipment is installed during the reference period?
Categories
Value
Category
1
Gas and smell controller
2
Smoke, and dust controller
3
Sound controller
4
Radiation controller
5
Pond for polluted water
6
Solid waste management
Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.
Imputation and derivation
Derivation
Code Equipment Type
1 Gas and smell controller
2 Smoke, and dust controller
3 Sound controller
4 Radiation controller
5 Pond for polluted water
6 Solid waste management