<http://www.conversiontable.org/a-guide-to-straightforward-science-technology-systems-2.html#article>
<http://schema.org/datePublished>
"2020-08-05T20:23:00+00:00"^^<http://schema.org/Date>
<http://www.conversiontable.org/a-guide-to-straightforward-science-technology-systems-2.html>