brown smoke

brown smoke

[¦brau̇n ¦smōk]
(engineering)
Smoke with less particulates than black smoke; comes from burning fossil fuel, usually fuel oil.
References in classic literature ?
For the streets were so full of dense brown smoke that scarcely anything was to be seen.
Another onlooker said: "I was coming out from under the road bridge and I saw this massive cloud of brown smoke coming up.
Local TV news footage showed an unbroken line of flames stretching along a ridgeline sending grey, brown smoke billowing into the evening sky.
Local television news footage showed an unbroken line of flames stretching along a ridgeline, sending gray brown smoke billowing into the evening sky.
A mushroom cloud of gray, black and brown smoke, topped by billowing, white cumulus clouds, rose nearly 20,000 feet (6,100 meters) into the sky and hung over the area as residents scrambled to heed evacuation orders.
Thick brown smoke hisses up the chimney through a layer of powdery black slack.
Though the World Trade Center towers were not immediately visible from lower Whitehall Street, the breeze had carried a plume of light brown smoke southward.
Purple fountain grass (Pennisetum setaceum 'Rubrum') clusters around a path, while two reddish brown smoke trees draw your eye through golden clouds of flowering Stipa gigantea.
on June 20 a school bus driver reported a cloud of brown smoke coming from the mailbox at 113 Dana Road, Patrolman Kevin R.
SPRINGFIELD - Fire destroyed a Springfield duplex Tuesday and sent a cloud of brown smoke billowing above part of the city.
Dramatic film of the blast showed people running for cover, others recoiling and ducking as the bomb exploded and brown smoke rising in the air.