21.   Police rode horses into the throng of seated protesters, and chemical spray was used to subdue the crowd.

22.   The government on Thursday warned sanctions, including severe fines, could be imposed on cotton producers who use chemical sprays that contaminate meat next summer.

23.   They drove off in the car after immobilizing the driver with a chemical spray.

24.   This includes planes with chemical dispersant spray gear and boats with floating booms to corral the floating oil.

25.   Three helicopters were also used to douse the fire with chemical sprays.

26.   Twelve products exceeded the normal limit on another pesticide, hexachlorobenzene, and seven had elevated levels of lindane, another chemical spray.

27.   And they are now working on a chemical spray to counteract the effects of the substance, which they believe should be ready for testing in the next decade.

28.   But African subsistence farmers cannot afford chemical sprays to control them.

29.   Izzi was carrying a pair of brass knuckles, a can of disabling chemical spray, just as a character in one of his novels did.