There are those who continue to believe that existing reserves of nonrenewable minerals can be maintained indefinitely by either replacing more-scarce minerals with less-scarce ones or by efficient recycling of exisiting mineral use. ..... A palliative is an action that is intended to make the effects of a problem less severe but does not actually solve the problem.
――岐阜大学 前期日程(2月25日実施)――98年