Noun. 1. addition reaction-a chemical reaction in which one molecule is added to another. chemical reaction, reaction - (chemistry) a process in which one or more substances are changed into others; there was a chemical reaction of the lime with the ground water. 1  Facebook. 2  Twitter.
Kettlestone is a village and civil parish in the English county of Norfolk. It covers an area of 7.55 km2 (2.92 sq mi) and had a population of 177 in 85 households at the 2001 census, increasing to 197 at the 2011 Census. For the purposes of local government, it falls within the district of North Norfolk.
Kettlebells were developed in Russia in the 1700s, primarily for weighing crops. It is said that these farmers became stronger and found them useful for showing off their strength during festivals. The Soviet army used them as part of their physical training and conditioning programs in the 20th century.