To see if it is raining, Noureen does not have to go outside. She just looks through a glass window. What makes this possible?

fh gyu jfh fluffy y gyu gyu gyu gyu fyuf hug uhfyu fungus f jy hug fy iffy ya guy fyuf usf us gyu gyu uyfuy fyu gyu fyu fyuf you fyu fyu uyf fyu fyu jy uyf uyf guys y fyuyg giygy iuf giu fyi iuf ya ffui fui hive guy gyu giu iuf ya giu jyu

answer biscay bay;