some of respondents mention oil as one of the mostused energy sources gas and nuclear energy followed by coal at their high degree of awareness of the energy mix can thus explain why respondents are focused on fuel price volatility in the case of oil for example which is the mostused energy source for a majority of europeans the signal transmitted by the price of the barrel can be considered as an indicator of consumers confidence in the security of energy supply of its country to explore the possibility of correlation between the security of energy supply concerns and public attitudes towards nuclear energy that have been developed in the first part of this chapter it is not sufficient to provide a snapshot into the state of public opinion on these issues