<p>While recently undergoing examination by physician, I was required to wear a surgical mask; he wore a N95 mask. I remarked, "Your mask and my own both do the same thing: they both protect you from me." He shrugged and nodded agreement.</p>

While recently undergoing examination by physician, I was required to wear a surgical mask; he wore a N95 mask. I remarked, "Your mask and my own both do the same thing: they both protect you from me." He shrugged and nodded agreement.

Un-Masking the Origin and the Purpose of the Surgical Mask

From engineering to political topics, no one lives in a vacuum. As John Donne taught, no man is an island entire of itself; every man is a piece of the continent, a part of the main. There is no human action that does not affect the whole of humanity. Math is hard? Ignorance is a cruel taskmaster. Saber es Poder—Knowledge is Power.

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Un-Masking the Origin and the Purpose of the Surgical Mask

Un-Masking the Origin and the Purpose of the Surgical Mask