The units require just one metre high waves to work, and the firm ،pes that it will s، to sell them commercially next year. They come in three sizes, the largest of which is 8m long by 5m wide, and can ،uce up to 49,000 litres (13,000 US gallons) of drinking water per day.
منبع: https://www.bbc.co.uk/news/business-67237006?at_medium=RSS&at_campaign=KARANGA