I M M I N E N T DA N G E R -- A c o n d i t i o n t h a t
INHALATION HAZARD--Since the standard
immediately poses a threat of serious injury, illness,
protective mask provides full-face coverage, the
or the loss of life.
terms eye-respiratory hazard and inhalation hazard
are used synonymously.
INCAPACITATING AGENTS--Used to wage and
win a war without resorting to the massive killing,
INITIAL CERTIFICATION--The certificate issued
enormous destruction of property, and immense
by gas free engineering personnel as a result of
INCENDIARIES--Incendiary weapons, unlike other
chemical agents, are concerned primarily with
(essentially neutrons and gamma rays) that is
material damage, rather than with inflicting
emitted by the fireball and the cloud during the first
minute after detonation. All significant neutron
INCLINING EXPERIMENTS--The ship designer
radiation is emitted in less than 0.1 second and
uses calculations to determine the vertical position
gamma radiation up to 20 or 30 seconds, depending
of the center of gravity. From available plans and
on weapon yield.
data, the various items that go to make up the ship
and its load are tabulated. The ship can be
INITIAL TESTING--Testing conducted on a
considered as consisting of the various parts of the
confined space when the space is first opened after a
structure, machinery, and equipment. The load is
period of closure or servicing.
IN-PORT FIRE PARTY--The in-port fire party will
sundry stores aboard.
function as a repair party while the ship is in port.
INCLINING MOMENTS--A ship may be disturbed
CBR defense operations are not a normal evolution
from rest by conditions which tend to make it heel
for an in-port fire party.
over to an angle. These conditions include such
things as wave action, wind pressures, turning
INTERCOM UNITS--The units provide fast and
forces when the rudder is put over, recoil of gunfire,
dependable two-way communication between
impact of a collision or enemy hit, shifting of
DCC and each repair party locker.
weights on board, and addition of off-center
weights. These conditions exert heeling moments
decreases clear reception of radio or radar signals.
on the ship that may be temporary or continuous.
I N C O M PAT I B L E H M / H W -- A n y h a z a r d o u s
INTERNAL HAZARD--Radioactive material that is
materials that react with each other to produce
taken into the body by respiration, ingestion, or
absorption through open wounds into the
INDIRECT FIRE ATTACK--Indirect fire attack is a
method of attacking a fire in which fire fighters
INTRINSICALLY SAFE--An item or piece of
outside the fire area discharge water fog into the fire
equipment which by design does not have, or is not
area through a cracked open door or a bulkhead or
capable of producing, sufficient levels of energy to
cause ignition. An intrinsically safe device can be
I N D I V I D UA L LY D O G G E D WAT E RT I G H T
operated in a hazardous atmosphere without
DOORS--These doors provide access/egress to
igniting that atmosphere.
compartments that are not high usage spaces, which
INVESTIGATOR--Investigators are assigned to
do not require rapid access, such as paint lockers,
repair lockers to ensure that no further damage
deck gear lockers, or storerooms.
INERT GAS--A gas mixture that is nonflammable,
casualty. Investigators normally operate in pairs,
traveling assigned routes and reporting conditions
maximum of 3% by volume of oxygen.
to the repair locker.
I N E RT I N G -- A p r o c e s s i n w h i c h a n i n e r t o r
ION--An atom or molecule that has lost an electron
nonflammable gas, such as carbon dioxide, helium,
and taken on a positive electrical charge or one that
argon, or nitrogen, is introduced into an atmosphere
has gained an electron and become negatively
to such a degree that the oxygen/flammable vapor
content of the atmosphere will not burn or explode.