Assertion: osmosis desalination | /r/HasProperty | intensive
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Source sentences:
text: The most popular methods used in desalination are multi-stage flash distillation, which uses heat to evaporate water, leaving the salt behind, and which accounted for 84% of desalination in 2004; and reverse osmosis desalination, which is less energy intensive but still requires a great deal of energy to pump water through filtration membranes.