spoiling meat. Salt is used as a drying agent and once the moisture is removed from the meat, it will spoil at a much slower rate. The water is needed for the microbes to work on the meat eating it...
salt prevent the growth of bacteria by absorbing water content which is very essential for the growth of bacteria.
yes cause it is an preserver that helps all food last a little longer like fruits and veggies and meats.
yes
Bacteria will stop reproducing in temperatures under 0 degrees Celsius.