concretedog<p>Hottest day ever lol so just to add to the heat lets build a big indoor hot air balloon for <span class="h-card" translate="no"><a href="https://mastodon.social/@lpoolmakefest" class="u-url mention" rel="nofollow noopener" target="_blank">@<span>lpoolmakefest</span></a></span> and then spend ages test filling it with a heat gun! If that wasn't hot enough... check me out in my <span class="h-card" translate="no"><a href="https://mastodon.social/@oshwassociation" class="u-url mention" rel="nofollow noopener" target="_blank">@<span>oshwassociation</span></a></span> bandana! If ur interested in these hot air antics we did a piece on them in <span class="h-card" translate="no"><a href="https://mastodon.social/@HackSpacemag" class="u-url mention" rel="nofollow noopener" target="_blank">@<span>HackSpacemag</span></a></span> 61 when <span class="h-card" translate="no"><a href="https://mastodon.social/@rpimag" class="u-url mention" rel="nofollow noopener" target="_blank">@<span>rpimag</span></a></span> were but a twinkle in their eye. <a href="https://magazine.raspberrypi.com/hackspace/issues/61" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">magazine.raspberrypi.com/hacks</span><span class="invisible">pace/issues/61</span></a> <a href="https://mastodon.social/tags/making" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>making</span></a> <a href="https://mastodon.social/tags/ConcretedogsFlightLab" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>ConcretedogsFlightLab</span></a></p>