One is a bill you pay to the utility provider for your service . This money is used by the utility for expenses . The other is a tax you pay to the government to be used however they decide it should be used . <| sep |> are you interested in Megaman for Black Hair Vegeta ? <| sep |> As everyone else is saying . You really can ' t ruin cast iron . Unless it ' s developed a crack or hole , it ' s fine . The only two qualities need for cast iron is its ironness and it ' s leakproofness . As for the seasoning , which is absolutely required for cooking , may need to resason it . ONCE ITS COOL , run you hand along the inside of the pan . It should feel smooth and not sticky . If it feels gummy , or rough and metallic , you may need to reseason it . There are a number of guides online and you ' ll eventually figure out which method you like . But it ' s a simple process you could do this afternoon and be cooking for dinner .