Prerequisites Level 1
                                                CL1-EN
                                    
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                    Water Testing6Lessons ·- 
        
        Water Testing
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        How to measure water conductivity
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        How to conduct a hardness test
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        How to conduct an iron test
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        How to Perform a Chlorine Test
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        How to Perform a pH Test
 
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                    Valves1Lessons ·- 
        
        Valves
 
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                    Units of measure1Lessons ·- 
        
        Units of measure
 
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                    Healt & Safety1Lessons ·- 
        
        Health and Safety
 
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