Knowledge Zone<p><a href="https://mstdn.social/tags/OnThisDay" class="mention hashtag" rel="tag">#<span>OnThisDay</span></a> Charles <a href="https://mstdn.social/tags/Goodyear" class="mention hashtag" rel="tag">#<span>Goodyear</span></a> received a patent for <a href="https://mstdn.social/tags/Vulcanization" class="mention hashtag" rel="tag">#<span>Vulcanization</span></a> (1844) - a process to strengthen rubber.</p><p>First <a href="https://mstdn.social/tags/Blood" class="mention hashtag" rel="tag">#<span>Blood</span></a> <a href="https://mstdn.social/tags/Transfusion" class="mention hashtag" rel="tag">#<span>Transfusion</span></a> to human took place (1667)</p><p>Today is Global <a href="https://mstdn.social/tags/WindDay" class="mention hashtag" rel="tag">#<span>WindDay</span></a> and World Elder <a href="https://mstdn.social/tags/Abuse" class="mention hashtag" rel="tag">#<span>Abuse</span></a> <a href="https://mstdn.social/tags/Awareness" class="mention hashtag" rel="tag">#<span>Awareness</span></a> Day.</p><p><a href="https://knowledgezone.co.in/news" target="_blank" rel="nofollow noopener" translate="no"><span class="invisible">https://</span><span class="">knowledgezone.co.in/news</span><span class="invisible"></span></a></p>