DEAR HELOISE: The nylon-net "roses" or "scrubbies" are also good for cleaning paintbrushes. I just use soapy water and rub the latex-paint residue off with the net scrubbie. -- Marie Loomis, San ...
The world of DIY circuits for STEM and wearables has a few options for conductors. Wire with Dupont connectors is a standard, as is adhesive copper tape. There’s also conductive nylon/steel thread or ...