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Figure 2-16. Handmade tank cleaning device. The device comprises a vacuum pump (VP), a trap (T), and a pipette nozzle (PN). PN is a disposable plastic pipette (10-20 ml). |
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Figure 2-16. Handmade tank cleaning device. The device comprises a vacuum pump (VP), a trap (T), and a pipette nozzle (PN). PN is a disposable plastic pipette (10-20 ml). |