Olympic Pipeline explosion
... that the smoke from the Olympic Pipeline explosion reached 30,000 feet (9,100 m) high?
... that the smoke from the <b id="mwAuo"><a class="mw-redirect" href="./Olympic_Pipeline_explosion" id="mwAus" rel="mw:WikiLink" title="Olympic Pipeline explosion">Olympic Pipeline explosion</a></b> reached <span about="#mwt21" data-mw='{"parts":[{"template":{"target":{"wt":"convert","href":"./Template:Convert"},"params":{"1":{"wt":"30,000"},"2":{"wt":"ft"},"3":{"wt":"m"}},"i":0}}]}' id="mwAuw" typeof="mw:Transclusion">30,000 feet (9,100</span><span about="#mwt21" typeof="mw:Entity"> </span><span about="#mwt21">m)</span> high?