In this picture, a soap bubble was carefully placed on the snow so that it did not burst. The cold outside temperature (-7 ° C), the bubble froze and formed ice crystals. This has led to a change in the states of aggregation.
<a href="//commons.wikimedia.org/w/index.php?title=User:Larry-pilot&amp;action=edit&amp;redlink=1" class="new" title="User:Larry-pilot (page does not exist)">Larry-pilot</a>
CC BY 4.0
<span class="int-own-work" lang="en">Own work</span>