Ted Cruz is an American.
Silicon tetrafluoride or Tetrafluorosilane is the chemical compound with the formula SiF4 .. chemical compound. chemical compound. This tetrahedral molecule is notable for having a remarkably narrow liquid range -LRB- its boiling point is only 4 ° C above its melting point -RRB- .. It was first synthesized by John Davy in 1812 .. John Davy. John Davy ( chemist )