Various adsorbents have been applied for the removal of selenium from water but performed poorly in Se (VI) removal, which is more bioavailable and more difficult to remove.
As a result, the drinking water companies may face stronger demands on removal processes as the hydrophilic compounds inherently are more difficult to remove.
Malignant tumors are more difficult to remove.
The workers have proved more difficult to remove.
But it is obviously more difficult to remove.
Mold growing inside a wall, however, can be more difficult to remove.
If it were to grow, it could become dangerous and much more difficult to remove.'O.K'O.K.
With the greens in play, protectionism becomes more difficult to remove.
Compared to Se (IV), Se (VI) is more bioavailable and much more difficult to remove from water.
These structures are more difficult to remove, and therefore disproportionately likely to survive to the present than lesser changes.
The states, led by California and Iowa, said Microsoft designed its products to make it more difficult to remove features.
