71.   Experts say dry concrete is one of the safest ways of storing spent fuel rods to prevent them from corroding and giving off radioactivity.

72.   In Moscow, homeless children typically congregate at train stations and can be seen sleeping in subway cars and near ventilation systems that give off heat.

73.   Initial tests showed there were no toxic elements in the drink but the bottles gave off a foul and the taste of the coke was off.

74.   Much of the damage in a stroke occurs when dying cells give off chemicals that kill nearby healthy cells.

75.   Simpleprops and synchronised manoeuvring of the puppets can give off a kinetic kick every bit as effective as expensive special effects.

76.   That fission explosion in turn compresses a second component, of light atoms, which fuse and give off heat in an even greater fusion explosion.

77.   The devices, which give off radio signals so that they can be found, were still missing Tuesday, four days after the crash.

78.   The health hazard warning followed days of public complaints that cars and trucks were giving off foul smells, and even causing some people to faint.

79.   The players were given off Monday and Tuesday and will begin practicing for the Broncos on Wednesday.

80.   They say this is mainly due to modern lifestyles and the heavy consumption of fossil fuels that give off carbon dioxide when burned.