Please choose one text from the info box below, and rewrite it to improve both style and flow, using the knowledge you have acquired in units Style and Flow (use your verb table for reference).
Oilspill cleanup Cleanup of an oil spill is tricky.Cleanup is done with different methods. One method is called skimming.Skimming needs calm waters during the process. The oil is skimmed from the surfaceusing a boom. The oil is put into a tank.The tank is taken to a recycling facility.--------------------------------TemperingglassThe glass is cut to size. The glass is looked at to find out if it has any imperfections. The glass is heated to over 600ºC. The glass is cooled in a step known asquenching. Theglass is looked at for any imperfections or inclusions such as air bubbles and so on.--------------------------------Coronarybypass surgeryThe patient is rolled into the operatingroom. An analgesic (镇痛)is put into the patient intravenously. The patient is made unconscious. A vessel is taken from the leg. Thevessel is grafted to the aorta and the coronary artery beyond the narrowedarea. The vessel lets blood to flow to the heart muscle.
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