# Yokayo Biofuels — Hazardous Materials Safety Interpretation

- **operation:** document
- **citation:** 12-0009
- **title:** Yokayo Biofuels — Hazardous Materials Safety Interpretation
- **source type:** guidance
- **agency:** Pipeline and Hazardous Materials Safety Administration
- **status:** guidance
- **official:** true
- **published on:** 2012-02-09
- **effective on:** Not available
- **summary:** 12-0009 response to Yokayo Biofuels concerning 173.150.
- **machine formats:** - **json:** https://regulus.evalyn.ai/document/phmsa-interpretation-12-0009.json
- **markdown:** https://regulus.evalyn.ai/document/phmsa-interpretation-12-0009.md
- **app url:** https://regulus.evalyn.ai/document/phmsa-interpretation-12-0009
- **source url:** https://www.phmsa.dot.gov/sites/phmsa.dot.gov/files/legacy/interpretations/Interpretations/2012/120009.pdf
**body:**

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U.S. Department Washington. DC 20590
1200 New Jersey Avenue SE
of Transportation
Pipeline and Hazardous
Materials Safety
Administration
FEB 0 9 ~012
Mr. Brian Eberly
Processing Engineer
Y o kayo Biofuels
150 Perry Street
Ukiah, CA 95482
Ref. No. 12-0009
Dear Mr. Eberly:
This responds to your January 6, 2012 email regarding the applicability of the Hazardous
Materials Regulations (HMR; 49 CFR Parts 171-180). Specifically, you ask if a bulk shipment
of a byproduct of the production of biodiesel, consisting of water, glycerin, methanol, and small
amounts of soaps, salts and vegetable oil, is subject to the HMR.
Section 173.22 states that a shipper is required to properly class and describe the hazardous
material in accordance with Parts 172 and 173 of the HMR, and to determine that the packaging
or container is an authorfzed packaging in accordance with Part 173. This Office does not
perform this function. However, based on the information provided, it appears that the material
you describe may meet the definition for an aqueous solution of alcohol as specified in
§ 173.150(e)(2). Section 173.l50(e)(2) states that an aqueous solution containing 24 percent or
less alcohol by volume and no other hazardous material is not subject to the HMR as long as it
contains no less than 50 percent water (§ 173.150(e)(2)).
I hope this answers your inquiry. Ifyou have further questions, please contact this office.
Sincerely,
(l ",..
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Ben Supko
Acting Chief, Standards Development Branch
Standards and Rulemaking Division

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Drakeford, Carolyn (PHMSA)
From: INFOCNTR (PHMSA)
Sent: Friday, January 06,20124:30 PM
To: Drakeford, Carolyn (PHMSA)
Subject: FW: Formal Letter of Interpretation
Hi Carolyn,
We received the following request for a letter of interpretation.
Thanks,
Victoria
Victoria Lehman
Hazmat Information Center (HMIC)
http://phmsa.dot.gov/hazmat/info-center
(202) 366-1035
From: Brian Eberly [mailto:brian@ybiofuels.org]
Sent: Friday, January 06,20124:18 PM
To: PHMSA HM InfoCenter
Subject: Formal Letter of Interpretation
Hello, I wish to get interpretation on the classification of a material for bulk trucking. I believe the material is except
under 49 CRF 173.150 e, as a material having a low flashpoint due only to alcohol in an aqueous solution and having no
other hazardous components. Our material is a byproduct of the production of biodiesel, is consists of crude glycerin
and wash water. The primary components are water, glycerin and methanol, with small amounts of soaps, salts and
vegetable oil. The methanol content varies, but it is usually 10% and never higher than 20% (v/v), the mixture is always
more than 50% water. As methanol meets the definition for alcohol as described in 49 CRF 382.107, I believe our
mixture is not classified as a hazardous material. Is this correct?
Cheers,
Brian Eberly
Process Engineer
Yokayo Biofuels
Ukiah, CA
707-468-1065 x 101
brian
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