<div class="description">
While its mineral name is halite, this substance is also commonly known as rock salt. Rock salt is composed of sodium chloride, an essential compound the human body uses to absorb nutrients and maintain blood pressure.</div>
Undated
This file was contributed to Wikimedia Commons by <a href="https://en.wikipedia.org/wiki/en:Science_History_Institute" class="extiw" title="w:en:Science History Institute"><span title="library, museum, and archive in Philadelphia, United States">Science History Institute</span></a> as part of a cooperation project. The donation was facilitated by the <a href="https://en.wikipedia.org/wiki/Digital_Public_Library_of_America" class="extiw" title="w:Digital Public Library of America">Digital Public Library of America</a>, via its partner PA Digital.<span style="text-align:left">
<ul><li><a rel="nofollow" class="external text" href="https://digital.sciencehistory.org/works/7d278t87f">Record in source catalog</a></li>
<li>DPLA identifier: <a rel="nofollow" class="external text" href="https://dp.la/item/5db30ba460957abe437d5aed1d70a96f">5db30ba460957abe437d5aed1d70a96f</a></li>
<li>Science History Institute identifier: padig:SHI-7d278t87f</li></ul></span>