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<blockquote data-quote="DS" data-source="post: 548668" data-attributes="member: 556"><p>Party tricks!</p><p>The <a href="http://images.everything2.com/title/Leidenfrost%2520effect" target="_blank"><u><span style="color: #0000ff">Leidenfrost effect</span></u></a> is a <a href="http://images.everything2.com/title/cool" target="_blank"><u><span style="color: #0000ff">cool</span></u></a> <a href="http://images.everything2.com/title/phenomenon" target="_blank"><u><span style="color: #0000ff">phenomenon</span></u></a> that will allow you to comfortably dip your hand into molten <a href="http://images.everything2.com/title/lead" target="_blank"><u><span style="color: #0000ff">lead</span></u></a> (400+ degrees <a href="http://images.everything2.com/title/Celsius" target="_blank"><u><span style="color: #0000ff">Celsius</span></u></a> - 700+ degrees <a href="http://images.everything2.com/title/Fahrenheit" target="_blank"><u><span style="color: #0000ff">Fahrenheit</span></u></a>). </p><p></p><p>This <a href="http://images.everything2.com/title/stunt" target="_blank"><u><span style="color: #0000ff">stunt</span></u></a> involves no <a href="http://images.everything2.com/title/trick" target="_blank"><u><span style="color: #0000ff">trick</span></u></a>ery. All you need to do is <a href="http://images.everything2.com/title/wet" target="_blank"><u><span style="color: #0000ff">wet</span></u></a> your <a href="http://images.everything2.com/title/hand" target="_blank"><u><span style="color: #0000ff">hand</span></u></a> first. As soon as the performer's <a href="http://images.everything2.com/title/flesh" target="_blank"><u><span style="color: #0000ff">flesh</span></u></a> touches the <a href="http://images.everything2.com/title/hot" target="_blank"><u><span style="color: #0000ff">hot</span></u></a> <a href="http://images.everything2.com/title/liquid" target="_blank"><u><span style="color: #0000ff">liquid</span></u></a> <a href="http://images.everything2.com/title/metal" target="_blank"><u><span style="color: #0000ff">metal</span></u></a>, the water on his/her hand is vapourized, coating the <a href="http://images.everything2.com/title/finger" target="_blank"><u><span style="color: #0000ff">finger</span></u></a>s with a <a href="http://images.everything2.com/title/vapour" target="_blank"><u><span style="color: #0000ff">vapour</span></u></a> layer. If the dip was only brief (a few seconds), then the <a href="http://images.everything2.com/title/flesh" target="_blank"><u><span style="color: #0000ff">flesh</span></u></a> can not be heated significantly because the vapour layer is not very conductive of heat. </p><p>This is called <a href="http://images.everything2.com/title/film%2520boiling" target="_blank"><u><span style="color: #0000ff">film boiling</span></u></a>. It can also be used to pour liquid <a href="http://images.everything2.com/title/nitrogen" target="_blank"><u><span style="color: #0000ff">nitrogen</span></u></a> into one's mouth without being <a href="http://images.everything2.com/title/hurt" target="_blank"><u><span style="color: #0000ff">hurt</span></u></a> by its <a href="http://images.everything2.com/title/extreme" target="_blank"><u><span style="color: #0000ff">extreme</span></u></a> <a href="http://images.everything2.com/title/cold" target="_blank"><u><span style="color: #0000ff">cold</span></u></a>. From the heat of your mouth, the <a href="http://images.everything2.com/title/liquid" target="_blank"><u><span style="color: #0000ff">liquid</span></u></a> immediately undergoes film boiling on its bottom surface and does not directly touch the <a href="http://images.everything2.com/title/tounge" target="_blank"><u><span style="color: #0000ff">tounge</span></u></a>. This <a href="http://images.everything2.com/title/stunt" target="_blank"><u><span style="color: #0000ff">stunt</span></u></a> is especially <a href="http://images.everything2.com/title/cool" target="_blank"><u><span style="color: #0000ff">cool</span></u></a> because if you breathe out of your <a href="http://images.everything2.com/title/mouth" target="_blank"><u><span style="color: #0000ff">mouth</span></u></a>, the moisture in your breath <a href="http://images.everything2.com/title/condense" target="_blank"><u><span style="color: #0000ff">condense</span></u></a>s and you create a terrific, 5-foot-long plume - like on a very cold morning. </p><p>This <a href="http://images.everything2.com/title/Leidenfrost%2520effect" target="_blank"><u><span style="color: #0000ff">Leidenfrost effect</span></u></a> may also play a role in <a href="http://images.everything2.com/title/firewalking" target="_blank"><u><span style="color: #0000ff">firewalking</span></u></a>. It's just <a href="http://images.everything2.com/title/physics" target="_blank"><u><span style="color: #0000ff">physics</span></u></a>, folks. <em>Editor's note. Do not swallow liquid nitrogen. Do not try any of these tricks at home. </em></p><p><em></em></p></blockquote><p></p>
[QUOTE="DS, post: 548668, member: 556"] Party tricks! The [URL="http://images.everything2.com/title/Leidenfrost%2520effect"][U][COLOR=#0000ff]Leidenfrost effect[/COLOR][/U][/URL] is a [URL="http://images.everything2.com/title/cool"][U][COLOR=#0000ff]cool[/COLOR][/U][/URL] [URL="http://images.everything2.com/title/phenomenon"][U][COLOR=#0000ff]phenomenon[/COLOR][/U][/URL] that will allow you to comfortably dip your hand into molten [URL="http://images.everything2.com/title/lead"][U][COLOR=#0000ff]lead[/COLOR][/U][/URL] (400+ degrees [URL="http://images.everything2.com/title/Celsius"][U][COLOR=#0000ff]Celsius[/COLOR][/U][/URL] - 700+ degrees [URL="http://images.everything2.com/title/Fahrenheit"][U][COLOR=#0000ff]Fahrenheit[/COLOR][/U][/URL]). This [URL="http://images.everything2.com/title/stunt"][U][COLOR=#0000ff]stunt[/COLOR][/U][/URL] involves no [URL="http://images.everything2.com/title/trick"][U][COLOR=#0000ff]trick[/COLOR][/U][/URL]ery. All you need to do is [URL="http://images.everything2.com/title/wet"][U][COLOR=#0000ff]wet[/COLOR][/U][/URL] your [URL="http://images.everything2.com/title/hand"][U][COLOR=#0000ff]hand[/COLOR][/U][/URL] first. As soon as the performer's [URL="http://images.everything2.com/title/flesh"][U][COLOR=#0000ff]flesh[/COLOR][/U][/URL] touches the [URL="http://images.everything2.com/title/hot"][U][COLOR=#0000ff]hot[/COLOR][/U][/URL] [URL="http://images.everything2.com/title/liquid"][U][COLOR=#0000ff]liquid[/COLOR][/U][/URL] [URL="http://images.everything2.com/title/metal"][U][COLOR=#0000ff]metal[/COLOR][/U][/URL], the water on his/her hand is vapourized, coating the [URL="http://images.everything2.com/title/finger"][U][COLOR=#0000ff]finger[/COLOR][/U][/URL]s with a [URL="http://images.everything2.com/title/vapour"][U][COLOR=#0000ff]vapour[/COLOR][/U][/URL] layer. If the dip was only brief (a few seconds), then the [URL="http://images.everything2.com/title/flesh"][U][COLOR=#0000ff]flesh[/COLOR][/U][/URL] can not be heated significantly because the vapour layer is not very conductive of heat. This is called [URL="http://images.everything2.com/title/film%2520boiling"][U][COLOR=#0000ff]film boiling[/COLOR][/U][/URL]. It can also be used to pour liquid [URL="http://images.everything2.com/title/nitrogen"][U][COLOR=#0000ff]nitrogen[/COLOR][/U][/URL] into one's mouth without being [URL="http://images.everything2.com/title/hurt"][U][COLOR=#0000ff]hurt[/COLOR][/U][/URL] by its [URL="http://images.everything2.com/title/extreme"][U][COLOR=#0000ff]extreme[/COLOR][/U][/URL] [URL="http://images.everything2.com/title/cold"][U][COLOR=#0000ff]cold[/COLOR][/U][/URL]. From the heat of your mouth, the [URL="http://images.everything2.com/title/liquid"][U][COLOR=#0000ff]liquid[/COLOR][/U][/URL] immediately undergoes film boiling on its bottom surface and does not directly touch the [URL="http://images.everything2.com/title/tounge"][U][COLOR=#0000ff]tounge[/COLOR][/U][/URL]. This [URL="http://images.everything2.com/title/stunt"][U][COLOR=#0000ff]stunt[/COLOR][/U][/URL] is especially [URL="http://images.everything2.com/title/cool"][U][COLOR=#0000ff]cool[/COLOR][/U][/URL] because if you breathe out of your [URL="http://images.everything2.com/title/mouth"][U][COLOR=#0000ff]mouth[/COLOR][/U][/URL], the moisture in your breath [URL="http://images.everything2.com/title/condense"][U][COLOR=#0000ff]condense[/COLOR][/U][/URL]s and you create a terrific, 5-foot-long plume - like on a very cold morning. This [URL="http://images.everything2.com/title/Leidenfrost%2520effect"][U][COLOR=#0000ff]Leidenfrost effect[/COLOR][/U][/URL] may also play a role in [URL="http://images.everything2.com/title/firewalking"][U][COLOR=#0000ff]firewalking[/COLOR][/U][/URL]. It's just [URL="http://images.everything2.com/title/physics"][U][COLOR=#0000ff]physics[/COLOR][/U][/URL], folks. [I]Editor's note. Do not swallow liquid nitrogen. Do not try any of these tricks at home. [/I] [/QUOTE]
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