public Object getValueAt(int row, int col) {
		// Fermentable m = (Fermentable) data.get(row);
		try {
			switch (col) {
				case 0: // steep
					return data.getFermentStepType(row);
				case 1: // mash
					return new Integer(data.getFermentStepTime(row));
				case 2 :					
					return new Double(data.getFermentStepTemp(row));
				case 3:
					return data.getFermentStepTempU(row);					
			}
		} catch (Exception e) {
		};
		return "";
	}