Cartesian Product
$$A \times B =$$
{ (analysis, Biochemistry),
(analysis, Biology/Microbiology),
(analysis, Botany),
(analysis, Chemistry),
(analysis, Earth Science/Life Science),
(analysis, Ecology),
(analysis, Geology),
(analysis, Meteorology),
(analysis, Oceanography),
(analysis, Physics/Cosmology),
(analysis, Space Science),
(analysis, Zoology),
(collection, Biochemistry),
(collection, Biology/Microbiology),
(collection, Botany),
(collection, Chemistry),
(collection, Earth Science/Life Science),
(collection, Ecology),
(collection, Geology),
(collection, Meteorology),
(collection, Oceanography),
(collection, Physics/Cosmology),
(collection, Space Science),
(collection, Zoology),
(dissemination, Biochemistry),
(dissemination, Biology/Microbiology),
(dissemination, Botany),
(dissemination, Chemistry),
(dissemination, Earth Science/Life Science),
(dissemination, Ecology),
(dissemination, Geology),
(dissemination, Meteorology),
(dissemination, Oceanography),
(dissemination, Physics/Cosmology),
(dissemination, Space Science),
(dissemination, Zoology),
(feedback, Biochemistry),
(feedback, Biology/Microbiology),
(feedback, Botany),
(feedback, Chemistry),
(feedback, Earth Science/Life Science),
(feedback, Ecology),
(feedback, Geology),
(feedback, Meteorology),
(feedback, Oceanography),
(feedback, Physics/Cosmology),
(feedback, Space Science),
(feedback, Zoology),
(processing, Biochemistry),
(processing, Biology/Microbiology),
(processing, Botany),
(processing, Chemistry),
(processing, Earth Science/Life Science),
(processing, Ecology),
(processing, Geology),
(processing, Meteorology),
(processing, Oceanography),
(processing, Physics/Cosmology),
(processing, Space Science),
(processing, Zoology),
(requirements, Biochemistry),
(requirements, Biology/Microbiology),
(requirements, Botany),
(requirements, Chemistry),
(requirements, Earth Science/Life Science),
(requirements, Ecology),
(requirements, Geology),
(requirements, Meteorology),
(requirements, Oceanography),
(requirements, Physics/Cosmology),
(requirements, Space Science),
(requirements, Zoology) }