Items where Subject is "665 Technology of industrial oils, fats, waxes, gases"
- Dewey Decimal Classification (DDC) (123)
- 600 Technology (Applied sciences) (123)
- 665 Technology of industrial oils, fats, waxes, gases (123)
- 665.5 Petroleum (10)
- 665 Technology of industrial oils, fats, waxes, gases (123)
- 600 Technology (Applied sciences) (123)
Number of items at this level: 0.