| zinc | zinc die (3), vitamin zinc (3), zinc plating (3), mg zinc (2), zinc mg (2), aluminium zinc (2), zinc oxide (2), zinc alloy (2), aluminum zinc (2), copper zinc (2), zinc copper (2), zinc clean (1), manganese zinc (1) |
| zirconium | zirconium crown (20), implant zirconium (3), free zirconium (2), zirconium oxide (2), tooth zirconium (2), zirconium metal (2), sic zirconium (1), zirconium silicate (1), titanium zirconium (1), zirconium nanocrystals (1), porcelain zirconium (1), advantage zirconium (1), laboratory zirconium (1) |