be dangerous

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Exposure to both short-term high concentration and long-term low-level concentrations can be dangerous or fatal, according to the Centers for Disease Control and Prevention.

From The Wall Street Journal • Apr. 22, 2026

In 2023, the FDA placed 19 peptides in Category 2, which already included a handful of substances the agency considered to be dangerous.

From Salon • Apr. 4, 2026

While these approaches worked, they raised safety concerns because the materials can be dangerous if inhaled during manufacturing.

From Science Daily • Mar. 26, 2026

"We can still be dangerous," said the 44-year-old.

From BBC • Mar. 4, 2026

So I asked: “If we brought books from there—brought them here—would they be dangerous? Radioactive?”

From "Z for Zachariah" by Robert C. O’Brien