The problem shows how widespread the fallout from the enduring Middle East conflict is, with disruptions extending beyond fuel for transport
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Prices for base oils, used to make lubricants, are rising sharply and supplies are disrupted, causing concern that Australia is facing a shortage of engine oil and other lubricants used to keep engines running.
While the most immediate effect on commuters could be the pricing and availability of a routine oil change, shortages would affect any sector that relies on combustion engines, including agriculture.