MSHA - Code of Federal Regulations - 30 CFR 57.6309
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MSHA - Title 30 CFR
30 CFR § 57.6309
Fuel oil requirement for ANFO.


(a) Liquid hydrocarbon fuels with flash points lower than that of No. 2 diesel oil (125 °F) shall not be used to prepare ammonium nitrate-fuel oil, except that diesel fuels with flash points no lower than 100 °F may be used at ambient air temperatures below 45 °F.

(b) Waste oil, including crankcase oil, shall not be used to prepare ammonium nitrate-fuel oil.


[58 FR 69596, Dec. 30, 1993]