Sieve not only sounds better, it's also more informative to the general public - gets across not only what it structurally looks like, but also gives a general

Sieve not only sounds better, it's also more informative to the general public - gets across not only what it structurally looks like, but also gives a general idea of how it functions. In terms of what's new about this - yeah, less pressure and less energy. On boats the prospect of lugging around your own fresh water makes even relatively heavy and power-hungry desalination plants worthwhile, but land-based installations are very much limited by capital costs and energy usage.