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<http://schema.org/description>
"Electronic Code of Federal Regulations - (e-CFR) - Title 30 - Mineral Resources > CHAPTER I - MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR > SUBCHAPTER K - METAL AND NONMETAL MINE SAFETY AND HEALTH > PART 56 - SAFETY AND HEALTH STANDARDS - SURFACE METAL AND NONMETAL MINES > Subpart E - Explosives > Extraneous Electricity > § 56.6600 Loading practices."
<https://www.law.cornell.edu/cfr/text/30/56.6600>