---
kind: "section"
citation: "46 C.F.R. § 154.1750"
title: "46"
number: "154.1750"
heading: "Butadiene or vinyl chloride: Refrigeration system."
url: "https://uscodex.org/cfr/46/154.1750"
---

# §154.1750. Butadiene or vinyl chloride: Refrigeration system.


A refrigeration system for butadiene or vinyl chloride must not use vapor compression unless it:

- (a) Avoids any stagnation points where uninhibited liquid can accumulate; or
- (b) **Has inhibited liquid from the cargo tank added to the vapor upstream of the condenser.**

## Notes

### Authority

Authority: 46 U.S.C. 3703, 9101; Department of Homeland Security Delegation No. 0170.1.

### Source

Source: CGD 74-289, 44 FR 26009, May 3, 1979, unless otherwise noted.