Question #2fac8

1 Answer
MeneerNask
Mar 10, 2015

The lens is acting like a magnifier, to better see what happens.

If a saturated solution of #NH_4Cl# cools, the forming of crystals can be quite spectacular. The crystals are like snow flakes, only not six- but four-sided.
enter image source here wikipedia

Or (youtube):

Related questions
Impact of this question
832 views around the world
You can reuse this answer
Creative Commons License