Like a paper cut, butaluminum foil.Just curious.
Many craft stores (Michael's and Joann Fabrics) offer couponsAn acrylic yarn is usually less expensive than a natural fiber like woolRed Heart or Vanna's Choice are good optionsI always check out the clearance yarn on sale when I shopI've found some pretty good deals over the years.
No I'm an engineer/machinist and I have all kinds of alloys in my skin and I'm okwell sorta