Spill socks are used mostly around equipment or tight spaces which require an absorbent that can bend and conform around objects and have the ability to rapidly contain small spills. You can also use to redirect flow or contain a spill from spreading. ES-603 White Socks are used for oil, fuel, hydrocarbon, or lubricant cleanup; they will float on water and only absorb oil. ES-607 Grey Universal Socks can be used for oil, fuel, hydrocarbons, lubricants, water, antifreeze, coolants, fertilizers, and non-aggressive solvents. ES-605 Yellow Hazmat Chemical Socks can be used for all water based and oil based fluids, but also designed for aggressive liquids like acids and bases.