With proper maintenance, itâs possible to extend the life of an engine by a considerable amount, up to 500 hours for regular maintenance, and even up to 1,000 hours for those boaters with the utmost dedication. Maintenance and care will prolong the life of the engine, and overall, save a lot of money.
In medicine, exacerbation may refer to an increase in the severity of a disease or its signs and symptoms. For example, an exacerbation of asthma might occur as a serious effect of air pollution, leading to shortness of breath. Last Editorial Review: 5/13/2016.
Eradicating means  to get rid of from the deep roots; or maybe kill in large numbers. I think eradicate means to get rid of, to wipe out, eliminate, extinguish etc. But according to the free dictionary it means to tear up by the roots, which I interpreted as getting rid of something by going to its primary source. So the word eradicate could be used in reference to plagues, like the plagues wiped out a whole population, wanting to eradicate hunger, etc. Check the Free Dictionary link below for more. Eradicating means to get rid of from the deep roots; or maybe kill in large numbers. I think eradicate means to get rid of, to wipe out, eliminate, extinguish etc. But according to the free dictionary it means to tear up by the roots, which I interpreted as getting rid of something by going to its primary source.