Carrie Sundra of Alpenglow Yarns is the Voice of Reason on the safe use of mordants. . One’s choices are one’s own in the ecoprint endeavour, so by all means diverge from the science if you please. For myself, I am trying to gather the facts! More on that later. Jane Deane at FB The Wild Dyery brought this article to the attention of the dye community.
I’ve thought about writing this post for a while. This topic, more than anything else in natural dyeing, brings up emotion and occasional controversy. My goal with this post is to present some facts, with references to reputable sources that you can check and read further. Natural dye books unfortunately tend to be bastions of misinformation, rife with generalities and opinions that are expressed as facts, and I do not consider the majority of them to be reputable sources of factual information about chemicals or chemistry.
I always kind of cringe when someone asks me about mordants and their toxicity. It’s not because I’m reluctant to talk about it, it’s just that it’s a complex subject and I usually don’t have time at a show or in an interview to address the topic well. It’s a difficult one to answer succinctly. That’s a big reason that I chose to write about it…
View original post 3,679 more words