Negligence is a 'legal cause' of damage if it directly and in natural and continuous sequence produces or contributes substantially to producing such damage, so it can reasonably be said that if not for the negligence, the loss, injury or damage would not have occurred.
Soak the sponge for 30 minutes. Drop the sponge into the dish of soapy water. Squeeze it two or three times with your hand, then allow it to soak for approximately 30 minutes. The dish should have enough water in it to completely cover the blender sponge. If there isn't enough water initially, simply add more as needed.
Cleaning your watercolor brush step-by-step: 1  Gather your used brushes by a sink, start some warm water running. 2  With open palm in the running water, gently dab and swirl the brush in your palm until the water runs clean. 3  Moisten bar of soap.  Take your wet brush and in a gentle circular motion work some soap into the hair.