Fluid-filled pores separate materials with fine precision
Boston MA (SPX) Mar 16, 2015 - In nature, pores can continuously control how a living organism absorbs or excretes fluids, vapors and solids in response to its environment; for example, tiny holes invisible to the naked eye called stomata cover a plant's leaves and stems as gated openings through which oxygen, carbon dioxide and water vapors are transported in and out during photosynthesis and respiration. And some scientists ... more
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