How to sign: any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc.
Similiar / Same: metal
Categories: chemical element, element
Within this category: alkali metal, alkaline earth, aluminum, americium, antimony, barium, berkelium, beryllium, bismuth, cadmium, calcium, californium, cerium, cesium, chromium, cobalt, copper, curium, dysprosium, einsteinium, erbium, europium, fermium, francium, gadolinium, gallium, hafnium, heavy metal, holmium, indium, iridium, iron, lanthanum, lead, lithium, lutetium, magnesium, manganese, mercury, molybdenum, neodymium, neptunium, nickel, niobium, noble metal, osmium, palladium, polonium, potassium, praseodymium, promethium, protactinium, radium, rhenium, rhodium, rubidium, ruthenium, samarium, scandium, sodium, strontium, tantalum, technetium, terbium, thallium, thorium, thulium, tin, titanium, tungsten, uranium, vanadium, ytterbium, yttrium, zinc, zirconium