IN: Parents expect safety and a design which is appropriate for children from a bike.
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OUT: parents expect safety and a design which is appropriate for children from a bike.

IN: ...irritants. Alkali chemicals can penetrate the eye surface, and...
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OUT: ...irritants. alkali chemicals can penetrate the eye surface, and...

IN: A number of researchers from active and former DNRF centers appears on the Science Watch 2014 list of Highly Cited Researchers. In total Science Watch lists 27 Danish researchers.
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OUT: a number of researchers from active and former dnrf centers appears on the science watch 2014 list of highly cited researchers. in total science watch lists 27 danish researchers.

IN: Over the millennia the people who became the Indo-Europeans could have had a number of different homelands with their language evolving along the way.
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OUT:
over the millennia the people who became the indo-europeans could have had a number of different homelands with their language evolving along the way.