LOS BAÑOS, Laguna , Philippines – A technology that makes use of the ground shell of halaan (arc shell or Anadara) as material in the manufacture of toothpaste is now commerciable. The technology was ...
MANILA, Philippines - Toothpaste can be produced from the ground shell of arc shell or anadara, an edible mollusk popularly known locally as halaan. Dr. Bernardita Lauron of the Northern Iloilo ...
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