The hearth and the Salamander can also mean happiness and if Montag chose to be happy or not. The two things in his life his home and his work. Did it really make him happy. He chose happiness over this home and his work by reading the books.
Kimchi - SO easy to make and keeps for a month in the fridge! --- Actually Kimchi doesn't rot (as long as you use clean equipment and keep the Kimchi in the fridge especially), it gets sourer because it's fermented but still good.