As a vacuum pump lowers pressure in a bell jar a colloid expands. This is due to higher pressure in the air separating the colloidal particles.

px px dpi = cm x cm = MB
Details

Creative#:

TOP22148442

Source:

達志影像

Authorization Type:

RM

Release Information:

須由TPG 完整授權

Model Release:

N/A

Property Release:

No

Right to Privacy:

No

Same folder images:

Same folder images