'The hydrogen isotope called this was discovered in 1932, 2 years before tritium'
deuterium
ISOTOPES: The hydrogen isotope called this was discovered in 1932, 2 years before tritium
The hydrogen isotope called this was discovered in 1932, 2 years before tritium
The hydrogen isotope called this was discovered in 1932, 2 years before tritium
ISOTOPES
deuterium
ISOTOPES