Many manufactured goods come in<unk>  form, such as flour, sugar, ground coffee,<unk> ed milk, copy machine toner, gunpowder, cosmetic<unk> s, and some pharmaceuticals. In nature, dust, fine sand and snow, volcanic ash, and the top layer of the lunar regolith are also examples. Because of their importance to industry, medicine and earth science,<unk> s have been studied in great detail by chemical engineers, mechanical engineers, chemists, physicists, geologists, and researchers in other disciplines.
Powder
Wettable powder
Litter 
Boil
Tablet 
Dream
Word salad
Veneer 