molecules
1960s
13180_8363_oil_industry4
Informational film describing the oil refining process. Opens with CU…
1940s
13152_22146_Carbon_Chemist_two
The chemist makes ethane with a atom model shown in a CU. He then makes…
1960s
Informational film describing the oil refining process. Opens with CU…
1940s
The chemist makes ethane with a atom model shown in a CU. He then makes…