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.
The best way to determine if there is any residual paint in the brush is to suspend it in a clear container after you think it is clean. Use a string or thin wire through the hole at the end of the brush handle to suspend just the bristles in clean water.Let it sit in the water for about four hours.he best way to determine if there is any residual paint in the brush is to suspend it in a clear container after you think it is clean. Use a string or thin wire through the hole at the end of the brush handle to suspend just the bristles in clean water.