With the trowel, I commenced scooping diesel oil sludge into the bucket.
We became experts at disconnecting the fuel line at the carburetor, taking off the cap, blowing the sludge back into the pressurized tank, and reconnecting it for another five miles.
Picturesque coastal areas hit by the Prestige oil tanker spill were facing a fresh deluge of sludge yesterday, with fierce winds blowing slicks in from the Atlantic.
In future it will be necessary to pump this effluent, to aerate it and de-water surplus sludge from the treatment process.
Sewage, sludge , and mine waste are common sources of metals found in soils, but metals also occur naturally.
There were also at least six large oil spills, releasing an estimated 6 millions gallons of sludge , and over 300 smaller spills.
And I'm sure my compressor will lock up with sludge soon.
His already dirtied clothes were drenched in the sludge .
a sludge green
Today, the accumulated amount of oil emulsions and sludge in the environment is estimated to be 1.2 billion tons.