The following percentage compositions have been given--

Astralit. Wetter-

Astralit.

Nitroglycerine 4 4

Ammonium nitrate 84·5 74·5

Trinitro-toluene 7 7

Wood meal 1 1

Charcoal 1 1

Paraffin oil 2·5 2·5

Sodium chloride -- 10

Gelatine-

Wetter-

Astralit.

Nitroglycerine 4

Dinitro-chlorhydrin 16

Nitrocotton 0·5

Ammonium nitrate 40

Sodium nitrate 7·5

Dinitro-toluene 4

Nitro-toluene 1

Wood meal 0·5

Potato meal 8

Rape oil 2

Ammonium oxalate 2·5

Sodium chloride 14

Explosives of the Astralit type have also been used extensively

by the Germans for filling trench howitzer shell and similar

projectiles. The following is approximately the composition used for

this purpose--

Nitroglycerine 3

Nitrocotton 0·5

Ammonium nitrate 77

Trinitro-toluene 16

Wood meal 3·5

This explosive was authorised in England under the name of Australite.

=ATLAS POWDER.=--A brand of American straight dynamite.

=AUSTRALITE.= See =ASTRALIT=.

*=AXITE.= A smokeless powder made by Kynoch, Ltd., and used for

sporting rifles. It is a sort of Cordite MD, with a little of the

guncotton replaced by potassium nitrate, and is in the form of flat

strips. A sample had the composition--

Nitroglycerine 29·7

Guncotton 63·1

Potassium nitrate 1·9

Mineral jelly 5·1

Volatile matter 0·2

*=B.=--Poudre B is the French service propellant. It consists

of nitrocotton gelatinised with ether-alcohol, in which it is partly

soluble. A little diphenylamine is added to increase the stability.

Formerly, various other additions have been made. A letter or letters

are added to show the size of the powder and the purpose for which it

is used--

Poudre BF for rifles (from _f_usil).

BNF a later powder for rifles (from _n_ouveau).

BC for field guns (from _c_ampagne).

BSP for siege howitzers (from _s_iège et _p_lace).

BGC for larger military guns (from _g_ros _c_alibre).

BM for naval ordnance (from _m_arine); a figure is

added to show the size.

Further letters and figures are added to show other particulars about

the powder; D_2 means 2 per cent. of diphenylamine has been added

as a stabiliser, or AM_8, 8 per cent. of amyl alcohol. The place

and date of manufacture are similarly indicated.

=BAELENITE.=--A Belgian mining explosive--

I. II.

Ammonium nitrate 85 95

Trinitro-toluene 15 5

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