Public outrage is mounting in China over allegations that a major state-owned food company has been cutting costs by using the same tankers to carry fuel and cooking oil – without cleaning them in between.

The scandal, which implicates China’s largest grain storage and transport company Sinograin, and private conglomerate Hopefull Grain and Oil Group, has raised concerns of food contamination in a country rocked in recent decades by a string of food and drug safety scares – and evoked harsh criticism from Chinese state media.

It was an “open secret” in the transport industry that the tankers were doing double duty, according to a report in the state-linked outlet Beijing News last week, which alleged that trucks carrying certain fuel or chemical liquids were also used to transport edible liquids such as cooking oil, syrup and soybean oil, without proper cleaning procedures.

  • gabbagabbahey@lemm.ee
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    5 months ago

    Consider this:

    When the cooking oil is heated, the distillate contamination will flash off, leaving a nice clean cooking oil.

    If distillate is slightly contaminated with with cooking oil, probably not so bad that engines burning it can’t deal with the slightly differing heat rate and specific gravity of the new mixture.

    😂

    • Duamerthrax@lemmy.world
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      5 months ago

      Nope.

      I don’t even feel like I should tell you why you’re wrong, but here we go.

      You assume that the fuel oil is more volatile then cooking temperatures, but what fuel oil? Diesel? Diesel has a boiling temperature between 160c and 360c(diesel varries because there are different compositions and blends). Deep fry is between 160c and 190c. That assumes we’re deep frying. Plenty of ways to use cooking oil without heating to those temperatures.

      Also assumes that there’s nothing else in the fuel oil. Plenty of additives that might not boil off or if they do, be toxic if inhaled. I have of stories of transformer oil being used for deep frying.

    • CanadaPlus@lemmy.sdf.org
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      5 months ago

      Depends if it’s light distillate, or, like, coal tar.

      Butane -> cooking oil without washing would be fine, by the standard of if I’d still use the oil. I’d be more worried about leaching from the metal or plastic of the tank.