Files in this series:
- QY0 - Advice for managers
- QY1 - Rock drilling
- QY2 - Excavating and haulage
- QY3 - Crushing
- QY4 - Drying and cooling
- QY5 - Dry screening
- QY6 - Dry grinding
- QY7 - Jumbo bag filling: 500-1500kg
- QY8 - Silica flour: Small bag (15-50kg) filling and transfer
- QY9 - Mineral powders: Small bag (15-50kg) filling and transfer
- QY10 - Cleaning up silica dusts
- QY11 - Control cabins and vehicle cabs