Water Treatment Operator
Publicado 2022-09-07
Todos los comentarios (6)
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Scientific foo
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unsung heroes, March 22 is World Water Day
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Whats up lil joker
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Do u need certification ot a lincense to do this
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Do you need a strong background in science to get into this? I have no background in science, and I have some in math….. not higher than trigonometry
