回答“How do I wash wool?”I haven't the courage to machine wash 100% wool myself. I wash it by hand in cool water, and, too cheap to buy Woolite, I just use whatever dish soap sits next to the sink. I learned a slightly different drying method than others here mention: I expand an adjustable window screen (I've also used an old baby gate, with large plastic mesh) so that it is supported by both sides of the bathtub, and lay the sweater (or socks, whatever) on the screen so that it can air dry from both top and bottom at the same time. My thickest wool sweater is usually dry after 24 hours of that. Cleogrrl nailed it; unless you want to be surprised by doll sized wool clothing, avoid heat and agitation as much as possible. The opposite of this is intentionally shrinking and compacting the wool fibers into a dense felt, a process formally called "fulling", but some folks just call "felting". To achieve this, should it be your goal, wash the wool in alternatively boiling (or as hot as your hands can stand) and ice cold water, and use...
回答“I have a stripped case screw... how do I remove it?”Get a dollar-store eyeglass repair kit that contains those tiny screwdrivers. Select the best fitting one, and dip the point of the screwdriver into a drop of superglue (not so much that you end up gluing the damaged screw into the housing). Glue cheap screwdriver onto damaged screw, and when the glue has set, lefty-loosey and away you go.