| http://www.w3.org/ns/prov#value | - ???There are a variety of commercially available, nonlethal electric shark repellents, but the scientific data supporting their effectiveness is limited,??? Kempster said in an interview with LiveScience. ???As founder of the shark conservation group Support Our Sharks, a driving force behind my work is not only in producing a repellent to protect ocean users from potential attack, but also to pro
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