https://www.teamware.it/en/epd-lca-tool-by-tw-teamware-colgroup-has-been-qualified/
EPD: LCA tool by TW-TeamWare & ColGroup has been qualified – TeamWare
Teamware is an engineering company specialized in design and production of instruments and systems for electrical grid monitoring and control in Milan
has beenepdlcatoolteamware
https://htmlhelp.com/ja/reference/html40/tables/colgroup.html
COLGROUP - Table Column Group(jp)
A description of HTML 4.0's COLGROUP element for table column groups.
column groupcolgrouptable