. 2018 Oct 11;15(10):2220. doi: 10.3390/ijerph15102220
© 2018 by the authors.
Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (http://creativecommons.org/licenses/by/4.0/).
Figure 3.
Result of biochemical methane potential tests.