§ 555.202. Classes of explosive materials.
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/us/cfr/t27/s§ 555.202·A research copy — for the controlling text, always check the official state or federal source. Not legal advice.
For purposes of this part, there are three classes of explosive materials. These classes, together with the description of explosive materials comprising each class, are as follows:
(a)High explosives. Explosive materials which can be caused to detonate by means of a blasting cap when unconfined, (for example, dynamite, flash powders, and bulk salutes).
(b)Low explosives. Explosive materials which can be caused to deflagrate when confined (for example, black powder, safety fuses, igniters, igniter cords, fuse lighters, and "display fireworks" classified as UN0333, UN0334, or UN0335 by the U.S. Department of Transportation regulations at 49 CFR 172.101, except for bulk salutes).
(c)Blasting agents. (For example, ammonium nitrate-fuel oil and certain water-gels (see also § 555.11). \[T.D. ATF-87, 46 FR 40384, Aug. 7, 1981, as amended by T.D. ATF-293, 55 FR 3722, Feb. 5, 1990; T.D. ATF-400, 63 FR 45003, Aug. 24, 1998; ATF 2017R-21, 84 FR 13800, Apr. 8, 2019\]
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- 49 CFR 172.101
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§ 555.202
Classes of explosive materials.
Fed. Reg.×2
Cite49 CFR 172.101
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