But the crash in the price of fossil fuels and continued difficulties in finding and producing sustainable biofuel feedstock plants has tarnished their appeal.
But his self-aggrandizing antics tarnished the appeal of entrepreneurship for a number of years.
[C7.] Two More Companies Drop Kate Moss From Ads Two global luxury brands became the latest companies to sever ties with the model Kate Moss over concerns that her reported involvement with drugs would tarnish their appeal to consumers.
Mayor Koch called him "one of my stars" and even setbacks like the long, bungled repair of Wollman Memorial Rink in Central Park did not seem to tarnish his appeal for long.
The heads are fine if you live there, but for the rest of us they require a long truck ride (four or five days to the East Coast) and then some waiting time in a warehouse, tarnishing the appeal of a vegetable that health experts can't praise enough.
In his article, Mr Rubio said the discrepancy in dates would not tarnish his appeal with voters.
Some people associated with Tribeca are afraid that, instead of being a necessarily "good thing," putting these movies on VOD may tarnish their appeal.
Now, those accusations, which damaged the judge's anticorruption credentials and may have tarnished his populist appeal, are likely to be sidelined amid the political maneuvering over his ruling on Tuesday.
Allan E. Goodman, the institute's president, said the recent turmoil should not tarnish the fundamental appeal of international study.
While his legacy and box office appeal has been tarnished with his loss to Floyd Mayweather Jr, Pacquiao is still the sport's biggest draw.
The Gandhis remain the country's only national political brand, proving resilient over decades, but their appeal now seems tarnished, just as India's global luster has also suffered.
