<?xml version="1.0" encoding='utf-8'?>
<!DOCTYPE wml PUBLIC "-//WAPFORUM//DTD WML 1.1//EN" "http://www.wapforum.org/DTD/wml_1.1.xml">
<wml>
<card id="card1" title="Bus - Page 31 - Wikipedia">
<p>
<a accesskey="1" href="page.php?w=Bus&amp;p=30">1.Previous</a><br />
<a accesskey="3" href="page.php?w=Bus&amp;p=32">3.Next</a>
</p>
<p>an event or initiative.</p>

<p><big>Propulsion</big></p>
<p>The most common power source since the 1920s has been the <a href="page.php?w=diesel_engine">diesel engine</a>. Early buses, known as trolleybuses, were powered by electricity supplied from <a href="page.php?w=overhead_lines">overhead lines</a>. Nowadays, electric buses often carry their own battery, which is sometimes <a href="page.php?w=Phileas_%28public_transport%29">recharged on stops/stations</a> to keep the size of the battery small/lightweight. Currently, interest exists in <a href="page.php?w=hybrid_electric_bus">hybrid electric bus</a>es,</p><p>
<a accesskey="1" href="page.php?w=Bus&amp;p=30">1.Previous</a><br />
<a accesskey="3" href="page.php?w=Bus&amp;p=32">3.Next</a>
</p>

<do type="prev" label="Search">
        <go href="search.wml"/>
</do>

</card>
</wml>
