the princes' island entered its fifth day on monday. the protesters outside the istanbul municipality called on... more istanbul istanbul airport welcomes millionth passenger the kobanbay family was in for a surprise when they arrived at istanbul airport on monday for a flight to new york. the family of...
. aluminum oxide sandpaper is made by attaching size-graded particles ofsynthetic corundum (aluminum oxide) to a sheet of paper. it is a sandpaper widely used for woodworking and other manufacturing work. photo copyright istockphoto / ma-ke. emery rock: a specimen of emery rock that is rich in corundum...