1.   The fire extinguisher uses a chemical foam rather than water.

2.   Brazenly artificial resins, chemical foams and bizarre three-dimensional fabrics are all the rage.

3.   Firefighters sprayed the house with chemical foam, killing most of the bees.

4.   Planes dropped chemical foam on the blaze and water cannons tried to cool surrounding tanks to keep them from blowing as well.

5.   As the flames died down, they doused it with chemical foam until it poured from the exits and ran down the charred fuselage.

6.   As the flames died down, workers doused the plane with chemical foam until it poured from the exits and ran down the sides of the charred fuselage.

7.   As the flames died down, they doused it with chemical foam.

8.   Firefighters rushed to the scene after the crash and sprayed the planes with chemical foam to prevent a fire.

9.   She said there was no need to use chemical foams as the oil patches had already thickened and they were able to be scooped up.

10.   The firefighters had sprayed chemical foam to contain the fire, which began Thursday and had reduced two large petroleum storage tanks to molten metal.