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1. It enables the boundary of the oil to be seen clearly.
2. Weakens the surface area of the oil and the water so that the oil spreads to the maximum diameter.
chrispohmomanyi answered the question on October 16, 2017 at 12:31
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Date posted: October 16, 2017. Answers (1)
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Date posted: October 16, 2017. Answers (1)
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Date posted: October 16, 2017. Answers (1)
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Date posted: October 16, 2017. Answers (1)
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Date posted: October 16, 2017. Answers (1)
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Date posted: October 16, 2017. Answers (1)
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Date posted: October 16, 2017. Answers (1)
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Date posted: October 16, 2017. Answers (1)
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Date posted: October 14, 2017. Answers (1)
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Date posted: October 14, 2017. Answers (1)
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Date posted: October 14, 2017. Answers (1)
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Date posted: October 14, 2017. Answers (1)
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Date posted: October 14, 2017. Answers (1)
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Date posted: October 14, 2017. Answers (1)
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Date posted: October 12, 2017. Answers (1)
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Date posted: October 12, 2017. Answers (1)
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Date posted: October 12, 2017. Answers (1)
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Date posted: October 12, 2017. Answers (1)
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Date posted: October 12, 2017. Answers (1)