Seaweed

Food

http://www.todayifoundout.com/index.php/2013/08/why-seaweed-is-sometimes-used-in-the-making-of-ice-cream/











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Energy

http://www.renewableenergyworld.com/articles/2014/10/turning-humble-seaweed-to-biofuel.html

http://ourworld.unu.edu/en/seaweed-problem-could-provide-energy-solution