The phrase "a very useful time" is correct and usable in written English.
You can use it when referring to a period that was particularly beneficial or productive.
Example: "During our meeting, we had a very useful time discussing the project's future direction."
Alternatives: "a highly beneficial time" or "an extremely productive time".
In vitro antioxidant test are very useful, time saving and economic activity to investigate the antioxidant potential of a plant extract and/or pure compound before commencing the extract/compound to the in vivo model for the antioxidant potential against free radicals.
Dinnerbuzz is a cool experiment and most of its obvious flaws are easily fixed (and they are adding features) If they can tie it in with other social networking services it could become a very useful service over time.
NIH Director Francis Collins likes the idea: "I actually think this could be a very useful program at a time where many of these companies are starved for capital," he told a House of Representatives committee last week.
Again, while shortselling plays a very useful role during normal times, it can turn into a source of instability during periods of high uncertainty.This is an interesting argument.
Most people should get two days of useful usage out of the One mini 2 between charges, and that's without activating any of the power saving features, which can add days of standby time – a very useful feature if you need a phone to last on extended trips away from a power source.
Indeed, there's a very useful pie chart showing how time is spent immediately after shoppers return from Ikea: just under 25% involves making "that's what she said" jokes, more than 40% involves swearing, and a substantial proportion includes taking whatever you were assembling apart because you did it wrong.
A mortgage pre-approval will specify exactly how much of a loan you qualify for (and, therefore, how much of a house you can afford to buy), and is a very useful tool when it comes time to negotiate with a seller.
Measurement of gastrointestinal (GI) transit time is a very useful clinical and research technique for evaluating the motility disorders in the gastrointestinal tract.
