Maintaining sanitary conditions during post disaster situations is tantamount to maintaining good health. Consider that much trash can be burned, waste water can be recycled, clothes CAN be washed, and sanitary conditions can be had, with proper planning. Proper sanitation is necessary in a survival situation.
Rapid Washer~ Manual CLothes Washer
Rapid Washer - DIY Manual Hand Washing Machine
Wonder Wash~ clothes washer