# \#primer

**URL:** https://www.smartermarx.com/tag/primer/504.md

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## [SID (Support Induced Discoloration)](https://www.smartermarx.com/t/sid-support-induced-discoloration/1997)

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**Author:** [@AWaichulis](https://www.smartermarx.com/u/AWaichulis)\
**Replies:** 2\
**Last updated:** [March 11, 2025, 12:00am UTC](https://www.smartermarx.com/t/sid-support-induced-discoloration/1997 "2025-03-11T00:00:11Z")

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Understanding Support Induced Discoloration (SID) and Its Effects on Painting Grounds While watching several colleagues priming a number of Masonite panels with Acrylic Gesso (Acrylic Dispersion Primer), I noticed o…

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## [Acrylic Gesso Cracking](https://www.smartermarx.com/t/acrylic-gesso-cracking/1959)

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**Author:** [@AWaichulis](https://www.smartermarx.com/u/AWaichulis)\
**Replies:** 0\
**Last updated:** [December 6, 2024, 11:30am UTC](https://www.smartermarx.com/t/acrylic-gesso-cracking/1959 "2024-12-06T11:30:17Z")

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Acrylic Gesso (Acrylic Dispersion Primer) can form cracks in its surface after application due to several factors related to its application, drying conditions, or the surface it is applied to. First, it should go wi…