T.O. 33B-1-1
2-31
Figure 2-8 The Contact Angle (q) Is the Angle Between the Liquid and Solid Surface and is a Measure of the
Wetting Ability.
2.4.3.1.3
Capillary Action.
Capillary action is associated with wetting ability. When a tube with a small inside diameter is inserted into a liquid,
the liquid level inside the tubing may rise above, remain even, or be lower than the outside liquid level. If the contact
