<story><title>Ferrofluid display cell Bluetooth speaker</title><url>https://hackaday.io/project/179136-ferrofluid-display-cell-bluetooth-speaker</url></story><parent_chain></parent_chain><comment><author>tsimionescu</author><text>For anyone as fascinated with this substance as I am, here [0] is a YouTube video of someone making it &amp;#x27;from scratch&amp;#x27;. It&amp;#x27;s a very detailed explanation, and includes some comparisons of the outcome VS commercial ferro fluids.&lt;p&gt;[0] &lt;a href=&quot;https:&amp;#x2F;&amp;#x2F;m.youtube.com&amp;#x2F;watch?v=6L8yUY-doNc&quot; rel=&quot;nofollow&quot;&gt;https:&amp;#x2F;&amp;#x2F;m.youtube.com&amp;#x2F;watch?v=6L8yUY-doNc&lt;/a&gt;</text></comment>
<story><title>Ferrofluid display cell Bluetooth speaker</title><url>https://hackaday.io/project/179136-ferrofluid-display-cell-bluetooth-speaker</url></story><parent_chain></parent_chain><comment><author>bitdivision</author><text>I experimented with making a clock using ferrofluid previously. I was inspired by this clock [0] but put off by the price tag.&lt;p&gt;Generally the main issues I found were that it degraded over time and I had real trouble with ferrofluid smearing on the container.&lt;p&gt;Will have to try again now!&lt;p&gt;[0]: &lt;a href=&quot;https:&amp;#x2F;&amp;#x2F;www.thisiswhyimbroke.com&amp;#x2F;ferrofluid-clock&amp;#x2F;&quot; rel=&quot;nofollow&quot;&gt;https:&amp;#x2F;&amp;#x2F;www.thisiswhyimbroke.com&amp;#x2F;ferrofluid-clock&amp;#x2F;&lt;/a&gt;</text></comment>