Sentence examples for has taken considerable effort from inspiring English sources
The toxicity of some of these compounds has been known for decades; however, in other cases, it has taken considerable effort, both on the analytical side and on the toxicological assays, to determine that even at extremely low concentrations these compounds will cause harm.
For its part, Apple has taken considerable effort (as CEO Tim Cook took pains to point out today) t0 improve the factories that produce the gleaming iPhones and iPads we love.
Rep. Bridenstine (R-OK) at Value Voters Summit: "bad news, Leadership told us we have 2 fund PP, amnesty, Ocare Good:getting new Leadership" The truth was that Boehner and his allies knew that a coup attempt was brewing and that putting it down would have taken considerable effort and was not a sure thing.
The theory was that he stuck the shotgun in the ground, leaned over and pulled the trigger, even though it would have taken considerable effort and flexibility on Nelson's part.
The authors have taken considerable efforts to address the reviewers' comments from the initial review.
Biomarkers of oxidative stress that were misinterpreted as toxicity from C60 after they were dispersed using THF (34) were widely reported, and resolution of these artifacts and reorientation of the scientific literature has taken considerable time and effort from various independent groups.
