株洲市嵩山大道，一辆大型大炮抑尘车正在沿路喷雾进行流动除尘作业。该车车载的“巨炮”身管长3米、口径1.7米，启动运行时半小时内可将25吨水化为超微水雾，喷射到120米开外，有效降尘驱霾。
In Zhuzhou city, Hunan province, China, a large special vehicle is curbing dust pollution by spraying dust suppressants along the road. This vehicle can efficiently drive haze. It can convert 25 tons of water into superfine water mists within half an hour, and spray mists up to 120 meters far.