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Multiple-choice question on October 10, 2017; replies will earn 0–6 points (no points for replies sent more than 1 day after posting. Thank you for your replies)

2017-10-10View Original

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The incorrect reason for sparks appearing in the flame of the heating furnace burner is ___. (Atmospheric and vacuum distillation unit) (1) Water in the fuel; (2) Coking of the burner; (3) High fuel pressure. Answer: (3)

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