In digital marketing, the term âinterstitialâ is often used in the sense of âinterstitial advertisingâ, rather than âinterstitial webpageâ. In some cases, this may lead to confusion because interstitial ads are not always served on interstitial webpages.
Clean natural paint from brushes. 1  Natural paints do not require any special treatment. 2  Simply rinse the paint brushes in the sink or a bucket. 3  Waste water from the buckets may safely be poured onto the ground or down a drain.
Cleaning your watercolor brush step-by-step: Gather your used brushes by a sink, start some warm water running. With open palm in the running water, gently dab and swirl the brush in your palm until the water runs clean. Moisten bar of soap. Take your wet brush and in a gentle circular motion work some soap into the hair.