30 CFR 56.6309 - Fuel oil requirements 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.
Title 30 published on 2015-07-01
The following are ALL rules, proposed rules, and notices (chronologically) published in the Federal Register relating to 30 CFR Part 56 after this date.