Easy to apply and retrieve, 3M HP156 oil and petroleum sorbent pads are highly absorbent and can be used on land and water in numerous clean up and maintenance applications. 3M petroleum sorbents are used extensively for controlling, cleaning up and recovering oil and petroleum-based liquids from effluent discharge, streams, ponds, lakes, rivers, and other bodies of water. They are used for in-plant spills, under leaking equipment and machinery. 3M petroleum sorbents are dust-free and contain no abrasive granules that can damage expensive equipment. Each pad has a whopping 1.4 liter capacity. Pad dimensions are 43cm x 48cm x 0.5cm