waste or garbage self-reliant : they have their own trash cans and temporary toilets ( such as a large painters bucket , trash bags and something like cat litter or a way of recycling human waste and other waste ) energy self-reliant : they have a sufficient supply of generators , batteries , coal , oil , gas , chopped wood and/or any other needed fuels that will provide for the energy needs of their home , car ( s ) , lawn mowers , flashlights , emergency radio ( s ) etc .