    Sentence:1: To cool.a room having justa lot of iceand  a'fan, is it, moré efficient to, put-the icé behind or in.  front of the fan?,    Sentence 2: if | have ice that:is the same temp (say  20F/-8.7C) and {put it in’a.room’that is just above  freezing. say (34F/IC) Will the ice inthe’ cold:toom  meétt.moré-slowly than ice-in @'warm room (say 80F/  3r7cy?