Etymology:
Meaning:
Harmful, injurious, noxious substances are those that can cause harm or injury to living things. This term is often used to describe substances that are poisonous, toxic, or otherwise dangerous to health.
Origin:
The word "noxious" has been used in English since the 14th century. It originally referred to something that was harmful or damaging, particularly to health. Over time, the meaning of the word expanded to include any substance that could cause harm, regardless of whether it was toxic or not.
Usage:
Noxious substances can include:
Exposure to noxious substances can cause a variety of health problems, including respiratory problems, skin irritation, and cancer. It is important to take precautions to avoid exposure to these substances, particularly for vulnerable populations such as children and the elderly.
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