#1 "diatom" X400
#2 "butterfly scale" X400
#3 "pine pollen" X400
#4 "puff ball spore" X400
#5 "chemically processed wood" X400
#6 "mechanically processed wood" X400
#7 "cotton" X400
#8 "rabbit hair" X400
#9 "wool fiber" X400
#10 "nylon fiber" X400
#11 "polyester fiber" X400
#12 "acrylic fiber" X400
#13 "glass fiber" X400
#14 "glass wool" X400
#15 "quartz" X400
#16 "calcite" X400
#17 "zircon" X400
#18 "corn starch" X400
#19 "wheat starch" X400
#20 "ground glass" X400
#21 "jeweler rouge" X400
#22 "salt" X400
#23 "sugar" X100
#24 "fireplace ash" X400
#25 "Eraser" X400