The Huntsville Waste-To-Energy Facility is a garbage incinerator that generates steam for Redstone Arsenal.  This cutaway model shows the various chambers in the facility.
<a href="//commons.wikimedia.org/wiki/User:Ke4roh" title="User:Ke4roh">Ke4roh</a>
<span class="int-own-work" lang="en">Own work</span>