She was a Professor of Chemistry at the Faculty of Natural Sciences and Engineering and Director at the International Centre for Chemical Studies, of the University of Ljubljana, Slovenia.

In her later life she was notably involved with promoting clean technologies, and in 1999 she was the first woman scientist to be given the Honda Prize in Tokyo for her development of knowledge in this field.

[1] In the 1960s and 1970s she was active in politics, she also held the office of vice president of the Executive Council of Slovenia (during the Stane Kavčič era[3]), where she was in charge of health, culture, science, and education sectors.

Frazer was a member of the United Nations Council, the World Academy of Art and Science and the Academia Europaea in London (since 1988)[4] and was a recipient of the Laurent Lavoisier Medal of the Académie de Pharmacie and the Robert Brasted Memorial Award of the American Chemical Society, among others.

Her second husband was British chemist, Malcolm Frazer, Professor of a Chemical Education at the University of East Anglia and subsequently chief executive of the Council for National Academic Awards.