---
kind: "section"
citation: "30 C.F.R. § 57.6309"
title: "30"
number: "57.6309"
heading: "Fuel oil requirements for ANFO."
url: "https://uscodex.org/cfr/30/57.6309"
---

# §57.6309. 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.

## Notes

### Source

Source: 61 FR 36801, July 12, 1996, unless otherwise noted.

### Authority

Authority: 30 U.S.C. 811.

### Source

Source: 50 FR 4082, Jan. 29, 1985, unless otherwise noted.