A skip (dumpster) emitting dust in a densely populated area of Hong Kong, while the worker was wearing an air purifying respirator himself.
<a href="//commons.wikimedia.org/w/index.php?title=User:Breath2021&amp;action=edit&amp;redlink=1" class="new" title="User:Breath2021 (page does not exist)">Breath2021</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>