A <a href="https://en.wikipedia.org/wiki/dangerous_goods" class="extiw" title="w:dangerous goods">dangerous goods</a> placard for <i>Class 9 - cargo contains lithium ion batteries</i> from the <a href="https://en.wikipedia.org/wiki/ADR_(treaty)" class="extiw" title="w:ADR (treaty)">ADR (European Agreement concerning the International Carriage of Dangerous Goods by Road)</a>.
<br><i>Description of symbol:</i> Seven vertical stripes in the upper half. In the lower half, is an accumulation of batteries, one of which is damaged and burning. Black on a white background, underlined numeral '9' in the lowest corner.
<a href="https://en.wikipedia.org/wiki/United_Nations_Economic_Commission_for_Europe" class="extiw" title="w:United Nations Economic Commission for Europe">United Nations Economic Commission for Europe</a> (UNECE)
2017-01-01
<a rel="nofollow" class="external free" href="https://www.unece.org/fileadmin/DAM/trans/doc/2016/dgwp15ac2/ECE-TRANS-WP15-AC2-2016-01g.pdf">https://www.unece.org/fileadmin/DAM/trans/doc/2016/dgwp15ac2/ECE-TRANS-WP15-AC2-2016-01g.pdf</a>