TM 9-1375-213-12
Section II. DESCRIPTION AND DATA
(1) The oldest, designated "inert," was painted
black. The black color was also used on inert sections
(projectiles) of fixed artillery rounds which had live,
loaded cartridge cases.
(2) The second generation, designated "training"
or "practice," was painted blue. Training items are
completely inert and practice items may or may not
contain explosive sections such as propellant charges
or spotting charges. Practice items containing such ex-
plosive sections are indicated by an olive drab band.
(3) The newest generation merely has the inert,
training items painted bronze, while practice items are
blue, or blue with a brown or yellow stripe.
changed without specific authorization for the items
and lot(s) involved. Such authorization will not nor-
mally be given to maintenance levels below depots ex-
cept for non-explosive items.
Demolition materiels described in this section consist
16. General Use--Demolition Charges
(Refer to table 1-2 for additional characteristics.)
1-5A. Color Coding
a. Charge, Demolition: Block, M2 (2-Pound).
a. Ammunition is
color coded to
identify content or
(1) Description. This charge is a block of 75-25
functioning. (For example, high-explosive-loaded
tetrytol with a tetryl booster pellet and a threaded
items are painted olive drab and marked with yellow
metal cap well cast in each end. Each block is wrapped
in olive-drab, asphalt-impregnated paper.
b. Color coding standards have been altered over
(2) Uses. Tetrytol is more powerful and more bri-
the years, one reason being to achieve international
sant than TNT and is effective as a cutting or breach-
standardization. This has resulted in more than one
ing charge. It may be used as an alternate to TNT in
version of an item in the field; e.g., in the case of inert,
general demolition work.
practice, and training items there are three distinct
generations in the field:
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