Sargassum muticum have shown the potential of hydrocarbon and fatty acid compounds in antifouling activities, compounds such as galactolipids and palmatic acid, 1-tetradecene or 1-hexadecene. Moreover, the peak production of antifouling compounds is during the spring. Antioxidant compounds: "Sargassum muticum" is rich in antioxidant compounds such as phenolic compounds (cathechins, phlorotannins, quercetins), pigments (fucoxanthin) and vitamins(vitamin C, K, E in the forme of alpha-tocophérol and gamma-tocopherol). Applications are possible in pharmaceutics, cosmetics and health fields thanks to the antioxidant activities of these molecules. Sargassum muticum Sargassum muticum, commonly known as Japanese wireweed, is a large brown seaweed of the genus "Sargassum". It
What Is and What Should Never Be descending riff [of "What Is and What Should Never Be"] is amazing: It's like a bow is being drawn back, and then it releases. The rhythm of the vocals is almost like a rap. It's insane — one of their most psychedelic songs." This was also one of the first songs recorded by the band for which Robert Plant received writing credit. According to rock journalist Stephen Davis, the author of the Led Zeppelin biography "Hammer of the Gods: The Led Zeppelin Saga", the lyrics for this song reflect a romance Plant had with his wife's younger sister. "What Is