Sentence examples for hard to refine from inspiring English sources

Nearly every company that caters to the traveler has some semblance of a wireless Internet strategy and is working hard to refine it.

But it's great to see researchers like Mark Post, and entrepreneurs like Sergey Brin, pushing hard to refine basic processes for meat cultivation.

As it turns out, what pops on the Web — short, unpolished bursts — is extremely hard to refine into the kind of longer-form content that flows through Hollywood's traditional piping.

Some private energy executives here doubt that the oil projects will materialize, given the technical challenges of extracting the Orinoco Belt's oil, which is heavy in impurities and hard to refine, and the uncertainty of doing business in Venezuela.

And while part of the disorder is probably due to the usual behind-the-scenes contingencies that bedevil every large-scale enterprise, it's also clear that like other events of this type, Toronto is working hard to refine and perhaps redefine the festival experience in a rapidly changing movie world.

Speakers must make only their strongest points, and work hard to refine them down to their most concise and eloquent essence.

The oil from the Orinoco, however, is more costly to extract than conventional oil and is harder to refine.

Venezuelan oil fetches a lower price than most because it's harder to refine, but Chávez is still pocketing between $4 billion and $6.7 billion a month, depending on whom you believe.

Because "sour" grades (such as those common in Saudi Arabia) are harder to refine into clean, low-sulphur fuels than "sweet" grades like America's WTI, refineries shun them; that pushes up the price of sweet benchmarks, such as WTI or Brent, which trade at hefty price premiums.

Alberta's oil sands, generally known as tar sands to opponents of Keystone XL, contain a crude that is thicker, heavier and harder to refine than the conventional variety.

Hassake Province produces heavy crude, which is harder to extract, more difficult to refine and sells at lower prices than lighter oils.