In Episode 55 we talked about how to the weight of mystery yarn; this week we're talking about ways to identify its fiber content. Grab your notebooks, goggles, and adventurously scientific spirit.
Animal fibers: it will smell like a wet sheep! Maybe a barn/hay smell tooSilk: may have an earthy or fishy smellSynthetic fibers: generally no smell, maybe oily/artificial smellPlant fibers: generally no smellAnimal fibers (including silk): will felt if non-superwashSynthetic & plant fibers: will not feltAnimal fibers: will fizz and dissolve in 12-24 hoursSilk: will dissolve in approximately two daysSynthetic & plant fibers: won't dissolve, may lose colorSynthetic fibers: will dissolveAnimal fibers, silk, and plant fibers: will not react much at allAnimal fibers: will burn slowly and curl away from orange flame, will smell like burning hair or feathersSilk: will burn slow and curl away, may char, may smell like burning hair or charred meatPlant fibers: burn fast & give off smoke, leave light colored ash * cotton has a yellow flame
* hemp & jute has a very bright flame
* linen, hemp, and jute ash will still be in the shape of the yarn
Synthetic fibers: will burn (or really, melt!) quickly and emit a strong, black smokeWhat's on our needles this week:
Felix Cardigan designed by Amy ChristoffersGresham Wrap designed by Michael VloedmanSend us your letters! [email protected]
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