A hydrometer floats in an sample of alcohol and water. This floating device measures the specific gravity or density of the liquid. These devices are often used to make a quick measurement of the specific gravity of a liquid.

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Creative#:

TOP22287050

Source:

達志影像

Authorization Type:

RM

Release Information:

須由TPG 完整授權

Model Release:

N/A

Property Release:

No

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No

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Same folder images