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.
Россиянам рассказали о гендерном разрыве зарплат в ИТ-отраслиSelecty: Менее половины женщин в ИТ-отрасли зарабатывают больше 200 тысяч рублей，推荐阅读WPS下载最新地址获取更多信息
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莫納漢也指出，學會開口說是一回事，但聽懂別人回應你什麼，則完全是另一回事。