Agriculture	1
Aviation	3
Biochemistry	3
Chemistry	61
Commerce	1
Cooking	17
Electronics	1
Environment	2
Fish farming pisciculture	3
Food industry	10
Food service and catering	5
General	51
Geology	8
Humorous / Jocular	1
Idiomatic	2
Informal	8
Leather	1
Medical	49
Mineralogy	7
Obsolete / dated	1
Oil / petroleum	14
Packaging	4
Photography	3
Technology	43
Trademark	1
Transformers	1
Water supply	2
Winemaking	1