в начале своей научной карьеры фара

в начале своей научной карьеры фарадей изучал в основном проблемы химии и сделал в этой отрасли несколько важных открытий.

Результаты (английский) 1:

early in his academic career Faraday studied chemistry problems and mostly made in this industry, there are several important discoveries.

Результаты (английский) 2:

at the beginning of his career Faraday studied mainly chemistry problems and has made the industry a number of important discoveries.

Результаты (английский) 3:

at the beginning of his scientific career, faraday studied the mainly problems in the industry of chemistry and has made some important discoveries.