KATHY STEPHENSON | The Salt Lake Tribune
Like many who drive Interstate 15 where Davis and Salt Lake counties converge, Antonio Salmero had always wondered about the “white puffs of smoke” rising from the stacks at Chevron’s refinery.
On Saturday, Salmero and others discovered the answer — it’s water vapor— during a unique refinery tour offered to the public.
More than 750 residents from all over the Wasatch Front signed up for the free bus tours to see the workings of the refinery, which is usually off limits to the public.
At times the 40-minute ride seemed other-worldly as the buses navigated between giant steel structures and massive tanks — connected with miles and miles of pipes. Workers were all but invisible, doing their jobs deep inside the plant away from public view. (…)
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