---
kind: "section"
citation: "40 C.F.R. § 60.131"
title: "40"
number: "60.131"
heading: "Definitions."
url: "https://uscodex.org/cfr/40/60.131"
---

# §60.131. Definitions.


As used in this subpart, all terms not defined herein shall have the meaning given them in the Act and in subpart A of this part.

- (a) Brass or bronze means any metal alloy containing copper as its predominant constituent, and lesser amounts of zinc, tin, lead, or other metals.
- (b) **Reverberatory furnace—** includes the following types of reverberatory furnaces: Stationary, rotating, rocking, and tilting.
- (c) Electric furnace means any furnace which uses electricity to produce over 50 percent of the heat required in the production of refined brass or bronze.
- (d) Blast furnace means any furnace used to recover metal from slag.

## Notes

### Amendments

[39 FR 9318, Mar. 8, 1974]

### Authority

Authority: 42 U.S.C. 7401 et seq.

### Source

Source: 36 FR 24877, Dec. 23, 1971, unless otherwise noted.

### Amendments

[39 FR 9318, Mar. 8, 1974]