🇺🇸 Bewickwren 🇵🇹<p>The General Conference on <a href="https://toot.community/tags/Weights" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Weights</span></a> and <a href="https://toot.community/tags/Measures" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Measures</span></a> (CGPM, the acronym in French) met in mid-November “to introduce four new <a href="https://toot.community/tags/prefixes" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>prefixes</span></a> to the International System of Units (SI) with immediate effect.” <br>The new SI prefixes to be used for <a href="https://toot.community/tags/multiples" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>multiples</span></a> and submultiples of <a href="https://toot.community/tags/units" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>units</span></a> are the ronna, quetta, ronto and quecto. <br>Now we can say the Earth’s mass is approximately six ronnagrams (5.975 trillion tons), and an electron’s mass is one quectogram.<br><a href="https://english.elpais.com/science-tech/2022-11-30/new-prefixes-for-huge-and-tiny-numbers-ronna-ronto-quetta-and-quecto.html" rel="nofollow noopener" target="_blank"><span class="invisible">https://</span><span class="ellipsis">english.elpais.com/science-tec</span><span class="invisible">h/2022-11-30/new-prefixes-for-huge-and-tiny-numbers-ronna-ronto-quetta-and-quecto.html</span></a></p>