; (ii) understanding the strengths and limitations of the analytical methods described in clause (i); and (iii) troubleshooting the analytical methods described in clause (i); (B) providing advice on laboratory certification program elements; (C) interpreting sample analysis results; (D) providing training with respect to proper analytical techniques; (E) identifying appropriate technology for the treatment of contaminants; and (F) analyzing samples, if— (i) the analysis cannot be otherwise obtained in a practicable manner otherwise; and (ii) the capability and capacity to perform the analysis is available at a Federal facility. (6) Working Group The term Working Group means the Working Group established under section 4(b)(1). 4. Research and coordination plan for enhanced response on emerging contaminants (a) In general The Administrator shall— (1) review Federal efforts— (A) to identify, monitor, and assist in the development of treatment methods for emerging contaminants; and (B) to assist States in responding to the human health risks posed by contaminants of emerging concern