Too good not to post.....fog cannon photographed shooting clean air at air quality monitor to improve air quality measurements......
Pollution solution? Beijing gov?t investigates fog cannon aimed at air quality monitor
snip
It is unclear whether the fog cannon had any effect on lowering the recorded pollution levels at the Olympic Centre. Taking data from official sources, the AQICN non-profit group recorded a maximum AQI of 550 at the same location on Thursday.
However, the nearby city of Langfang recorded an AQI of over 999 ? off the charts.
zhttps://www.hongkongfp.com/2017/05/05/pollution-solution-beijing-govt-investigates-fog-cannon-aimed-air-quality-monitor/
Pollution solution? Beijing gov?t investigates fog cannon aimed at air quality monitor
snip
It is unclear whether the fog cannon had any effect on lowering the recorded pollution levels at the Olympic Centre. Taking data from official sources, the AQICN non-profit group recorded a maximum AQI of 550 at the same location on Thursday.
However, the nearby city of Langfang recorded an AQI of over 999 ? off the charts.
zhttps://www.hongkongfp.com/2017/05/05/pollution-solution-beijing-govt-investigates-fog-cannon-aimed-air-quality-monitor/