# \#oil
**URL:** https://www.smartermarx.com/tag/oil/319.md
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## [Voodoo Darkening of Oil Paint](https://www.smartermarx.com/t/voodoo-darkening-of-oil-paint/1163)
**Author:** [@AWaichulis](https://www.smartermarx.com/u/AWaichulis)\
**Replies:** 31\
**Last updated:** [September 19, 2025, 5:27am UTC](https://www.smartermarx.com/t/voodoo-darkening-of-oil-paint/1163 "2025-09-19T05:27:23Z")
Many of us have read about the potential changes we might observe when oil paint dries. Dry oil paints can appear to darken or lighten depending on everything from the absorbancy of the ground (sinking) to the quality of…
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## [Softening or Adding Defocus Blur to Long Straight Lines](https://www.smartermarx.com/t/softening-or-adding-defocus-blur-to-long-straight-lines/1306)
**Author:** [@AWaichulis](https://www.smartermarx.com/u/AWaichulis)\
**Replies:** 22\
**Last updated:** [January 5, 2024, 11:54am UTC](https://www.smartermarx.com/t/softening-or-adding-defocus-blur-to-long-straight-lines/1306 "2024-01-05T11:54:13Z")
Greetings all, Here are a few thoughts on softening or adding “defocus blur” to long straight lines. Hope this is helpful!
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## [A Study of Titanium White Oil Paints (PW6) from Neilson Ferreira](https://www.smartermarx.com/t/a-study-of-titanium-white-oil-paints-pw6-from-neilson-ferreira/1086)
**Author:** [@AWaichulis](https://www.smartermarx.com/u/AWaichulis)\
**Replies:** 1\
**Last updated:** [March 28, 2020, 8:47pm UTC](https://www.smartermarx.com/t/a-study-of-titanium-white-oil-paints-pw6-from-neilson-ferreira/1086 "2020-03-28T20:47:02Z")
A wonderful video from colleague Nelson Ferreira regarding Titanium White: Learn to choose the best brands of Titanium White Oil Paints (PW6), for extra longevity for your artworks. This video impartial review will foc…