There's a gadget for everything, but our parents and grandparents knew simpler, cheaper, more efficient ways of staying healthy and maintaining a household. Using ingredients from your kitchen cupboards, garden, and vegetable patch (or your local supermarket), this guide draws on the wisdom of the past, from brightening your whites by putting eggshells in your washing to making beeswax furniture polish to herbal hair rinses. Other ideas include fragrant bath teas, a bottle bird-feeder, and a buttermilk wrap for sunburn.