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Code · CFR · Title 14 — Aeronautics and Space · Part 31 — Airworthiness Standards: Manned Free Balloons · § 31.51

§ 31.51. Ballast.

36 words·~1 min read·/us/cfr/t14/s§ 31.51·

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Each captive gas balloon must have a means for the safe storage and controlled release of ballast. The ballast must consist of material that, if released during flight, is not hazardous to persons on the ground.
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