Why makeshift oil refineries in Syria are a ticking time bomb
Thousands of backyard oil refineries are scattered across parts of Syria, and millions of displaced residents rely on them for fuel to survive. But working inside these hellish facilities is dangerous, and it's wreaking havoc on the environment. We went to Al-Bab, Syria, to find out why these illegal oil refineries are here in the first place, and why they're a necessary evil for the people living in Syria.
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