Engine: General Subjects

1. A First stage: gravimetric. Second stage: polishing filter coalescer. Third stage: inclined plate coalescer.
2. B First stage: gravimetric. Second stage: inclined plate coalescer. Third stage: polishing filter coalescer.
3. C First stage: inclined plate coalescer. Second stage: polishing filter coalescer. Third stage: gravimetric.
4. D First stage: polishing filter coalescer. Second stage: inclined plate coalescer. Third stage: gravimetric.

Tip: press A-D to answer