[19] The method, on the other hand, is not really shared by another associates of its team; boron has ionization energies way too high to permit metallization, thallium has a hexagonal shut-packed construction, and gallium and indium have strange buildings that are not near-packed like those of aluminium and thallium. https://aluminiumfabrication35667.daneblogger.com/23259741/considerations-to-know-about-aluminium-fabrication