Answer:

bismuth

AnswerCrossword Clue
BISMUTHBrittle metallic element
BISMUTHStomach-soother ingredient
BISMUTHMetal used in fuses
BISMUTHLead substitute
BISMUTHChemical element used in medicine.
BISMUTHMetallic element, poorest heat conductor.
BISMUTHMetallic element
BISMUTHIts atomic number is 83
BISMUTHElement 83
BISMUTHMetal used in alloys