In <a href="/page/acronyms" target="_self">acronyms</a>, <b>STP</b> is short for <a href="/page/standard+temperature+and+pressure" target="_self">standard temperature and pressure</a>, a common <a href="/page/engineering" target="_self">engineering</a> term, short for normal or typical near earth surface conditions of average temperature (273.15 K, 0 &deg;C, 32 &deg;F) and pressure (typically 1 atm).<br><br><div align="center"><div align="center"><div align="center">  <div align="center"><div align="center">  <div align="center"><a href="/page/%CE%B8%E2%88%86ics" target="_self"><img align="bottom" alt="TDics icon ns" height="31" src="http://image.wikifoundry.com/image/1/_zpkwDViWzKHeh3XrOqk3Q8688/GW69H31" title="TDics icon ns" width="69"></a></div></div></div></div></div></div><br>