Radiological Training for Tritium Facilities
Show OT 11
Tritium atoms can easily substitute for
hydrogen atoms. Examples:
elemental hydrogen (tritium gas,
HT, DT, or T2)
Show OT 12
tritiated water (tritium oxide:
HTO, DTO, or T2O)
Show OT 13 - Tritium can
organically bound tritium: These
replace a loosely bounded
compounds may result in more dose
hydrogen atom of an organic
per intake than tritiated water.
Show OT 14 - Hydride storage
of elemental tritium is
metals and tritium (metal tritides):
common. Uranium Hydride is
These compounds may result in
most frequently used for this
more dose per intake than tritiated
purpose. Tritium is released
water. Accordingly, additional
by heating the metals to 400
controls may be needed, such as
degrees C for 1 atm.
special air monitoring or enhanced
personnel protective equipment.
Refer to RCTP 2001-02 and
Health Physics Journal
September 2001 for more
Instructor should emphasize
that the biological exchange of
Exchanges with hydrogen in organic
tritium with hydrogen in the
and other materials (oils, plastics, etc.)
body is of concern.
Show OT 15 - The range of
flammable concentrations of
tritium in air is between 4%
Tritium gas is flammable and can
and 75% by volume in air.
explode under certain conditions.