Since most anion exchange resins have a higher selectivity for sulfate than nitrate, the level of sulfate in the water is an important factor in the efficiency of an ion exchange system for removing nitrates. All of the methods described here for the removal of nitrate are relatively expensive.
Simpson was found guilty in 2008 in a Nevada robbery and kidnapping case and was sentenced to 33 years in prison. He is eligible for parole in October 2017. Simpson is currently serving his sentence at Lovelock Correctional Center in Nevada. Four other men involved in the case were given probation.
For more information on robbery using weapons, see Armed Robbery. Penalties. All types of robberies are serious crimes. Robbery is almost always a felony, punishable by at least one year in prison, regardless of the value of the items taken. Most states punish aggravated robbery quite harshly, including armed robbery, carjacking, and home invasion robbery. Sentences of ten or 20 years in prison or more are common. Learn more about how crimes are punished in your state.