public frmMain()
{
InitializeComponent();
//checkedListBox2.Items.Add(new KeyValuePair<string,double>("CO2",43.98983));
//checkedListBox2.Items.Add(new KeyValuePair<string, double>("H2O", 18.010565));
//checkedListBox2.Items.Add(new KeyValuePair<string, double>("NH3", 17.02655));
}