Explore Chalk Line Types and Permanence

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Don’t let the wrong chalk ruin your project 👎 #chalkline #learn #stains #deck #siding

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What happens here

The presenter displays a collection of various chalk line reels, emphasizing that different colors exist. He then lays out several colored chalk lines (red, blue, purple, black) on a wooden surface (OSB) to demonstrate their different levels of permanence. Water is poured from a bucket over these lines to show how some wash away easily (blue, purple) while others remain visibly stained (red, black).

Goal: Understand that chalk lines come in various colors with different permanence properties.

Tools and materials

Bucket — Holding and pouring water
Chalk Line Reels — Dispensing various colored chalk lines
Black Chalk — Demonstrating permanent chalk
Blue Chalk — Demonstrating washable chalk
OSB — As a test surface for chalk lines
Purple Chalk — Demonstrating washable chalk
Red Chalk — Demonstrating permanent chalk
Water Tap water — Testing chalk washability

What they say

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This chalk can leave permanent stains on your house. There is not just one color of chalk line. They all have varying levels of resilience. The material from which the line will be drawn determines the color of chalk you should use. Red and black chalk are great for places where you don't want it to wash off. And blue or purple chalk is best if you need it to be washed off. This can be found out by the numerical scale on the

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