Although the SiC and silicate features shown in the previous page are the most common types of features observed in dusty objects, they are not the only ones. ... Then at the end I show a very unusual dust feature seen only in supernova remnants, just for comparison. ... There appears to be weak silicate-like features at 9.7 and 19 microns plus another broad feature around 12 microns--attributed to some form of AlO dust--and another feature at 13 microns which has not been identified. ...