1. Electricity Children Challenging Industry

2. What is industry? Where things are made.

3. Jobs in Industry  Administration Officer  Communications Officer  Personnel Manager  Resources Manager  Health and Safety Officer

4. PSEP ControlSystems Ltd, York, PO Box A10 Dear Research Team, We have been asked to design a system to control a reaction vessel at Platypus Polymers. They have big containers which mix liquids so they can be changed into useful products. We need to design a sensor that will show when the reaction vessel is full. Please can you help us to design the best system possible. Charlton Veston Managing Director A reaction vessel

5. A bit of help..... Carefully start adding water. As soon as the light shows, the mixer has enough liquid in it.