Discussion
Assertion (A): A water repellent fabric remains breathable while a waterproof coated fabric does not.
Reason (R): Repellency lowers the surface energy of the fibres while a coating blocks the pores entirely.
Answer: A
Both are true and the reason gives the distinction, which is why the two terms are not interchangeable and a garment specification has to state which of the two is wanted. Comfort depends on which of the two is chosen.
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