Sentence examples for considered very persistent from inspiring English sources
Because CW agents are generally not considered very persistent, certain degradation products of significant persistence, even those that are not particularly toxic, may indicate previous CW agent presence or that degradation has occurred.
And considered very seriously.
Hence, M1 has to be considered as very persistent in the environment.
Among the number of chemical compounds used in cosmetic products, some with a high lipophilicity (log KOW > 6) and low biodegradability (not ready biodegradable) may be considered as potential PBT (persistent, bioaccumulative, toxic) or vPvB (very persistent, very bioaccumulative) substances as defined in REACH, Annex XIII [6].
Classification of organic, non-ionic substances according to their persistence (vP - very persistent, P - persistent, or ¬P - not persistent), bioaccumulation potential (vB - very bioaccumulative, B - bioaccumulative, or ¬B - not bioaccumulative), and LRTP.
"He was adorable but too young, and we lived in separate places, so I never considered it," Ms. Feldman said of Mr. Friehling, who she noted was very persistent when he would go to their table.
"But I was very persistent with him, and didn't take no for an answer".
Considering each information source on its own, it is impossible to conclude with ample confidence that phenolic benzotriazoles are very persistent in the environment according to the requirement defined by REACH.
They have been very persistent.
But she was very persistent.
