https://www.explainxkcd.com/wiki/api.php?action=feedcontributions&feedformat=atom&user=151.66.0.253 2026-07-10T15:43:31Z User contributions MediaWiki 1.30.0 https://www.explainxkcd.com/wiki/index.php?title=1161:_Hand_Sanitizer&diff=25547 2013-01-16T10:27:50Z

<p>151.66.0.253: 200000000 * 0.01 = 2000000 not 20000</p> <hr /> <div>{{comic<br /> | number = 1161<br /> | date = January 16, 2013<br /> | title = Hand Sanitizer<br /> | image = hand sanitizer.png<br /> | titletext = Hipster CDC Reports Flu Epidemic Peaked Years Ago<br /> }}<br /> <br /> ==Explanation==<br /> 200 million times .01% (or the remainder of germs that would be left after using the hand sanitizer) equals 2000000 germs, which is still a a surprisingly large number of germs.<br /> <br /> Side note - Recently scientists have shown that it only takes 20 virus particles to infect someone [http://www.dailymail.co.uk/sciencetech/article-2257098/Larry-projectile-vomiting-robot-helping-British-team-learn-stop-spread-norovirus.html]<br /> <br /> &quot;Hipster CDC&quot; is a combination of the acronym for the Centers for Disease Control and prevention: an organization dedicated to studying infectious diseases and limiting their spread, with the label hipster: a cultural group associated with a distaste for popular culture often talking about how bands, authors, etc... were better before they went &quot;mainstream&quot; and proclaiming that they liked a certain thing &quot;before it was cool&quot;<br /> <br /> ==Transcript==<br /> :Poster: An invisible sneeze droplet can contain ''200 million'' germs!<br /> :Product label: Our hand sanitizer kills 99.99% of germs!<br /> :Cueball (thinking): 200 000 000 × 0.01% = <br /> :Cueball: Ew.<br /> <br /> {{comic discussion}}<br /> [[Category:Comics featuring Cueball]]<br /> [[Category:Biology]]<br /> [[Category:Math]]</div>

151.66.0.253