Preventing air pollution
Dark smoke
The darker the smoke, the more polluting it tends to be. Smoke darker than a specified shade of grey is officially classified as 바카라 사이트˜dark smoke바카라 사이트™.
The is used to define dark smoke. The chart has 5 shades of grey with 0 being clear and 5 being black. Smoke is considered 바카라 사이트˜dark바카라 사이트™ if it is shade 2 or darker.
Chimney and boiler restrictions
You must not release dark smoke from your premises, including from:
- chimneys serving furnaces
- fixed boilers or industrial plants, whether they바카라 사이트™re attached to buildings or not
There are some exemptions if emissions will not damage health or cause a nuisance.