<html><head></head><body>Hi Andrew,<br><br>At my work, we use isopropyl alcohol and a combination of gentle scrubbing, using a cotton bud, or a tissue. For extra stubborn dirt we use an ultrasonic cleaner filled with IPA.<br><br>You can soak them in IPA, just be careful of plastics and batteries. <br><br>Doesn't hurt to give them a blow with compressed air or air in a can to help dry the board after cleaning.<br><br>Thanks,<br>Tim<br><br><div class="gmail_quote">On 20 December 2022 1:50:11 pm NZDT, Andrew Sands <andrew@theatrix.org.nz> wrote:<blockquote class="gmail_quote" style="margin: 0pt 0pt 0pt 0.8ex; border-left: 1px solid rgb(204, 204, 204); padding-left: 1ex;">
<pre dir="auto" class="k9mail">Hi all,<br><br>I have a couple of microcontroller and Raspberry Pi Zero boards that have been sitting out uncovered and they have an accumulation of dust and stuff on them.<br><br>What would be the best technique to give them a clean without resorting to needing any speciality equipment?<br><br>Thanks,<br>Andrew<hr>Chchrobotics mailing list Chchrobotics@lists.ourshack.com<br><a href="https://lists.ourshack.com/mailman/listinfo/chchrobotics">https://lists.ourshack.com/mailman/listinfo/chchrobotics</a><br>Mail Archives: <a href="http://lists.ourshack.com/pipermail/chchrobotics/">http://lists.ourshack.com/pipermail/chchrobotics/</a><br>Meetings usually 3rd Monday each month. See <a href="http://kiwibots.org">http://kiwibots.org</a> for venue, directions and dates.<br>When replying, please edit your Subject line to reflect new subjects.</pre></blockquote></div></body></html>