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Use "openers" in a sentence
"Common products containing acids include drain openers, toilet bowl cleaners, oven cleaners, and vinegar."
"Strong alkalis or acids such as drain openers, oven cleaners, toilet bowl cleaners, or as in Susan's case — mildew stain removers — are strong enough on their own to make Susan feel "overwhelmed by the fumes.""
"Saddled with enormous expectations, the Browns, who were winless during an injury-plagued preseason, dropped to 1-9 in openers since returning to the league in 1999."