When validating a method or comparing it with existing ones, it is not always possible to account for this type of variability.
Therefore, the production of fuel should be somehow that: (1) minimizes damage to the environment; (2) is available; (3) provides the necessary energy; (4) conforms to existing infrastructure; it is always a concern for all of the many politicians and scientists in the world.
If indeed the state of not existing is no worse than that of experiencing the benefits of existence, then, since existing invariably brings harm in its wake, existing is always a net harm compared to not existing.
Although the use of videos to diagnose seizure activity may be increasingly common, the results presented here demonstrate that it should not be solely relied upon, with existing diagnostics always supplementing videos, and new diagnostics such as EEG more widely used for more objective, definitive diagnoses.
The existing researches always use the theoretical calculation of the approximate loads to analyze the strength of conveyor, and it cannot reflect the stress situations accurately.
When liberals talked about giving the government a bigger role in health care, stakeholders in the existing system always fought back, protecting their authority and autonomy by warning that Washington would sever the ties between doctors and their patients.
If adding Velux windows to an existing home, always be sure to have the structure of the roof inspected prior to installation.
While designing interventions on existing roads, it should be always taken into account that human factors are the most important contributor to accident occurring.
Also with the existing resources, it is not always possible mapping unambiguously between sequences and equivalent protein structures provided by different databases.
Although flowers of intermediate morphology and fragrance may not be well adapted to any existing pollinator, it is not always the case, particularly if there are highly specific interactions between plant and pollinator.
