In this task, we ask you to rewrite a sentence in simple English without changing its general meaning. Essentially, you want to make the sentence easier to read by using simpler words, utilizing more straightforward sentence structures, and omitting non-essential information etc.

Several radioactive substances are considered carcinogens , but their carcinogenic activity is attributed to the radiation , for example gamma rays and alpha particles , which they emit .
The carcinogens in them are caused by the radiation they release , such as gamma rays or alpha particles .

A language isolate , in the absolute sense , is a natural language with no demonstrable genealogical ( or " genetic " ) relationship with other languages , one that has not been demonstrated to descend from an ancestor common with any other language .
A language isolate is a language that is not known to be related to any other language .

A wind instrument is a musical instrument that contains some type of resonator ( usually a tube ) , in which a column of air is set into vibration by the player blowing into ( or over ) a mouthpiece set at or near the end of the resonator .

A wind instrument is a type of musical instrument where the player blows into ( or over ) a mouthpiece to produce sound .

