Charcoal is widely used these days for hair care, skin care and health. It is a wonder ingredient that can be used both internally and internally. It has adsorption properties that take away the toxin (Beauty Tips For Teeth)
Like connection between kitchen & garage. Tweak further to have walk-through mudroom, laundry, side entry, narrow house-stores/pantry & main entry closet. Other side of kitchen open to dining. Other side of main entry would depend on width of lot.