She worked on processes of chemical extraction of metal complexes and described the chemical and physical properties of solvent types in an organic solvent .
She worked on solvent extraction processes in metal complexes and described the chemical and physical properties of chemical species in an organic solvent .

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no

He has performed in South Africa about the great king of the Mzilikazi and founder of the Mthwakazi kingdom , Ndebele .
He has performed in South Africa saying praises about the Great King of the Mzilikazi and founder of the Mthwakazi Kingdom , Ndebele .

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yes

In the 1990 ' s , a backlash against utilitarian bioethics , led by figures such as Dean Koontz and novelist Wesley J. Smith , emerged .
In the 1990s , a backlash against utilitarian bioethics emerged , led by such figures as Wesley J. Smith and novelist Dean Koontz .

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- no
- yes
no

Abolitionists increased in 1850 to the defense of Ellen and William Craft , Anthony Burns in 1851 and Shadrach Minkin in 1854 .
Abolitionists rose to the defense of Ellen and William Craft in 1850 , Anthony Burns in 1851 , and Shadrach Minkins in 1854 .

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- no
- yes
yes