#1

Question 1

Prepackaged HE charges that are used for general purpose tasks; such as cutting, breaching, and cratering.

Answer 1

TNT
M112
M1 Dynamite
40lb Cratering Charge

Question 2

The baseline to rate all military explosives using the relative effectiveness (RE) factor.

Answer 2

TNT (Trinitrotulene).

Question 3

TNT…

Answer 3

RE Factor: 1.00
Unit Weight: 1 lbs. (block)
Dimensions: 1 3/4” x 1 3/4” x 7”
Insensitive to shock or friction.

Question 4

C4 Composition.

Answer 4

90% RDX
9% Nonexplosive plasticizer
1% Taggant (odorizer)
Effective in temps between -70F/+170F

Question 5

M112…

Answer 5

RE Factor: 1.34
Unit Weight: 1.25 lbs. (block)
Dimensions: 1” x 2” x 10”
Volume: 20 cubic “

Question 6

M1 Dynamite Composition.

Answer 6

75% RDX
15% TNT
10% Desensitizers and plasticizers
60% the strength of commercial dynamite

Question 7

M1 Dynamite…

Answer 7

RE Factor: 0.92
Unit Weight: 0.5 lbs. (stick)
Dimensions: 1 1/4” Dia. x 8”

Question 8

H6 Composition. (Cratering charges)

Answer 8

44% RDX
29.5% TNT
21% AL
5% Wax
0.5% Calcium Chloride

Question 9

40 lbs. Cratering Charges…

Answer 9

30 lbs. Ammonium Nitrate
10 lbs. TNT (booster)
Prime charges with 2 blocks M112.

Question 10

Sheet Explosive.

Answer 10

M186 Roll

C2 Primasheet

Question 11

M186…

Answer 11

RE Factor: 1.14
Unit Weight: 25 lbs. (roll) or 0.5 lbs per foot
Dimensions: 1/4” x 3” x 50’
Volume: 9 cubic “

Question 12

C2 Primasheet…

Answer 12

RE Factor: 1.14
Unit Weight: 20 lbs. (roll) or 0.5 lbs. per foot
Dimensions: 0.083” x 10” x 38’
Volume: 9 cubic “

Question 13

C2 Primasheet Composition.

Answer 13

63% Petn
37% Plasticizer
2 grams of explosive / 1”

Question 14

Shaped Charges.

Answer 14

15 lbs. M2A4 Shaped Demolition Charge

40 lbs. M3A1 Shaped Demolition Charge

Question 15

Composition A…

Answer 15

Comp A3: 91% RDX, 9% Wax
                             RE = 1.35
Comp A4: 97% RDX, 3% Wax
Comp A5: 98.5%, 1.5% Stearic Acid
                             RE = 1.35

Question 16

Composition B…

Answer 16

Comp B: 60% RDX, 30% TNT, 10% Wax
RE = 1.35
Comp B4: 60% RDX, 39.5% TNT, 0.5% Calcium Silicate
RE = 1.35

Question 17

What is Composition A primarily used for?

Answer 17

Boosters for Composition B.

Question 18

What is Composition B primarily used for?

Answer 18

Filler in projectiles (mortars) and shaped charges.

Question 19

M2A4…

Answer 19

RE Factor: 1.17
Unit Weight: 15 lbs.
Composition: 0.11 lbs. Comp A3 booster
9.4 lbs. Comp B main charge

Question 20

M3A1…

Answer 20

RE Factor: 1.17
Unit Weight: 40 lbs.
Composition: 0.11 lbs. Comp A3 booster
9.4 lbs. Comp B main charge

Question 21

M1A2 Bangalore…

Answer 21

RE Factor: 1.17
Composition: 10.5 lbs. Comp B4
0.5 lbs. Comp A3 booster
Dimensions: 5’

Question 22

Ammonium Nitrate…

Answer 22

RE Factor: 0.42

Least sensitive military explosive

Question 23

What is Hygroscopic?

Answer 23

Absorbs Humidity