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Aged Urine (Lant): Stood a Few Days for Scouring and Fulling
Stale urine, called wash or lant, was the fuller's and wool-scourer's alkali. Fresh urine is slightly acid and works against scouring; left to stand a few days it turns rich in carbonate of ammonia.
The picture: our diagram, a lidded jar left to stand for some days.
Beginner
A few days
Instructions
1
1
Collect
Collect
Collect urine in a lidded jar. Wear gloves.
Materials for this step:
Urine10 litersTools needed:
Amphora
Rubber Gloves2
2
Let it stand
Let it stand
Close the jar and leave it in a cool, shaded place for a few days until it smells strongly of ammonia.
Tools needed:
Amphora3
3
Use
Use
Pour it off as needed. For scouring wool, mix one part with three parts warm water.
Tools needed:
Metal Bucket with LidRubber Gloves4
4
Scouring bath
Scouring bath
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