It seems we use more hand soap these days than ever before so I was not too happy to see bare shelves at the local store where hand soap and other cleaning products used to be.  Once again certain cleaning supplies are becoming harder to find.  If you are noticing the same thing where you live, well, no need to stock-pile like it's the apocalypse.  DIY liquid hand soap is actually unbelievably easy and cost-efficient to make with common household items.  So, why then are we so reliant on the store-bought stuff?  Apparently, we have forgotten, or maybe never knew, some basic "home arts" of kitchen alchemy as we have…