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Shenzhen Dingtuoda Electromechanics Co., Ltd.: China brushless motor manufacturers - select 2022 high quality brushless motor/servo motor/stepper motor systems in best price from certified Chinese
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Residual fuel oil is less useful because it is so viscous that it has to be heated with a special heating system before use and it may contain relatively high amounts of pollutants, particularly sulfur, which forms sulfur dioxide upon combustion. However, its undesirable properties make it very cheap. In fact, it is the cheapest liquid fuel available.