1. Hat Trick Origin
Origin in cricket
- when a bowler accomplish three wickets, they were awarded a hat
Adopted by other sports
- football
- ice hockey
2. Is Purified Water Bad
Concern:
- Lack of minerals
- Leaching
If primary source as drinking water, could be potential health concern
3. Is Non-fat milk Really helpful
- Dietary trends
- Calorie concerns
- Taste and texture
4. How CNC works
Components
- Computer, read G-code
- Drive motor
- Machine table
- Spindle: holds the tool and rotate
- Feedback system
Control
- PID
- Feedforward: anticipate disturbance
- Look-ahead: optimize path-following