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.
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반려견놀이터에 ‘낚싯바늘 빵’ 던져놓은 60대…“개 짖는 소리 시끄러워”。关于这个话题，im钱包官方下载提供了深入分析
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