Henry Ehrenreich
... that during the 1973 oil crisis, material scientist Henry Ehrenreich assessed photovoltaic cells and was an advisor to the U.S. Department of Energy?
... that during the <a href="./1973_oil_crisis" id="mwYw" rel="mw:WikiLink" title="1973 oil crisis">1973 oil crisis</a>, material scientist <b id="mwZA"><a href="./Henry_Ehrenreich" id="mwZQ" rel="mw:WikiLink" title="Henry Ehrenreich">Henry Ehrenreich</a></b> assessed <a href="./Solar_cell" id="mwZg" rel="mw:WikiLink" title="Solar cell">photovoltaic cells</a> and was an advisor to the <a href="./United_States_Department_of_Energy" id="mwZw" rel="mw:WikiLink" title="United States Department of Energy">U.S. Department of Energy</a>?