| 21. | The Israelis usually respond with tear gas, percussion grenades, rubber, or hard rubber-covered steel bullets.
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| 22. | I'm self-conscious when I hug anybody because they feel like these hard rubber balls ."
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| 23. | A hard rubber tire on a bicycle is just as rideable but is bone jarring.
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| 24. | A hard rubber ring is used instead of a puck, and the players'sticks have no blades.
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| 25. | When reheated hard rubber exhibits shape-memory effect and can be fairly easy reshaped within certain limits.
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| 26. | Some are relatively lightweight plastic while others are thicker plastic, hard rubber, aluminum or heavy brass.
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| 27. | Ditto sheets of hard rubber more than an inch ( 2 . 5 centimeters ) thick.
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| 28. | Spectators place bets on jai alai players, who hurl a hard rubber ball from wicker baskets.
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| 29. | All of the bases were attached to the seat using hard rubber disks to allow flexibility.
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| 30. | It was manufactured with hard rubber grips.
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