Public concern about tap water increases demand for home filters
Vocabulary: I will read the words, meanings, and sample sentences. Then, repeat after me. contaminant /kuhn-TAM-uh-nuhnt/ [noun] – a harmful substance that makes something dirty or unsafe The scientist studied a contaminant in the soil near the factory. microbe /MAHY-krohb/ [noun] – a very small living organism that can only be seen with a microscope The hospital uses special cleaners to remove microbes from medical equipment. disinfectant /dis-in-FEK-tuhnt/ [noun] – a chemical used to kill harmful bacteria or germs The school janitor used disinfectant to clean the desks after class. catalyze /KAT-l-ahyz/ [verb] – to cause or make something happen more quickly The discovery catalyzes further research in renewable energy….
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