Open Access Research Paper Views (905) Removal of Pb (II) and Ni (II) Ions from aqueous solution by Sea Snail Shells Janaen Y. Al-Saeedi, Manal M. Akbar, Imad Hadi Al-Qarooni J. Biodiv. & Environ. Sci. 14(3), 17-23, March 2019. Keywords: Adsorption, heavy metals, lead, Nickel, Snail shells Details