but i guess that in a classroom setting you kind of need to use the orifice reducers (because if droppers or pipettes were used, there is a chance that a student might stick the wrong dropper into the wrong container, and contaminate the whole bottle of essential oil with another scent). i just had a...
but i guess that in a classroom setting you kind of need to use the orifice reducers (because if droppers or pipettes were used, there is a chance that a student might stick the wrong dropper into the wrong container, and contaminate the whole bottle of essential oil with another scent). i just had a...
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