This was the moment passersby caught the huge blaze that has taken over the Poly-America warehouse in Grand Prairie near Dallas.<br /><br />Footage captured in the early hours of August 19 shows the billowing clouds of smoke illuminated by the flames as flashes are produced by powerlines.<br /><br />Filmer Timothy Milfeld explained: "Leaving work at the UPS Arlington Hub, I noticed the smoke billowing from the horizon. <br /><br />"I thought at first it was dark clouds, but I noticed it moving too quickly. <br /><br />"I was driving home were getting close enough to smell, going just under the plume of smoke. <br /><br />"We were too close not to stop, so we turned east onto W Marshall Dr. and were about as close as we could be without being on the property and surrounding properties. <br /><br />"We stayed and observed for about 45 minutes, police pulled into the lot and stayed for about five minutes. <br /><br />"Didn’t have a problem with us watching, I heard and saw multiple loud pops and puffs of fire. <br /><br />"Electric cables melted and snapped and can be seen sparking. <br /><br />"Some sparks were momentarily lighting up the sky. <br /><br />"The noise was a constant popping and deep whooshing. Street lights behind us on Marshall went out just before we left."
