Venezuela's oil is also of poorer quality than its Saudi equivalent. Its sour, heavy crude is difficult to extract and refine, while its high sulphur content makes it corrosive to pipelines. A resurgence of Venezuela's industry could pose problems for Canada, which produces similarly viscous oil and exports much of it to the US, but analysts reckon the risk is minor.
However, this flexibility came at a cost for complex routes:
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The 34-year-old, from Manchester, creates sculptures out of factory waste as part of her work as artist-in-residence with one of Lancashire's oldest manufacturing companies.
AI is used to create actors who aren't real
Her appearance, described by one viewer as "camp and iconic", instantly went viral - spawning memes of the star's face screwed up in concentration, before pulling an answer out of thin air with a victorious swish of her hair.