Tentamen (uitwerkingen)
Pool Operator Exam Questions and Answers 100% Pass
- Vak
- Instelling
Pool Operator Exam Questions and Answers 100% Pass whole range chlorine in a pool: ____ to _____ - Correct Answer ️️ -1, 5 ideal range chlorine in a pool: ____ to _____ - Correct Answer ️️ -2, 4 whole range chlorine in a spa: ____ to _____ - Correct Answer ️️ -2, 10 ideal range chl...
[Meer zien]