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Sternutator

Definition

A sternutator is a substance that causes irritation of the nasal and respiratory passages and causes coughing, sneezing, lachrymation (tearing of the eyes), and possibly vomiting. In general usage, a sternutator is a substance that causes sneezing. Sternutatory is generally the adjective form of sternutator, although sometimes it is also used as a noun to describe a sternutatory substance. Sternutation is the act of sneezing. Sneezing is defined as a sudden and involuntary burst of air through the nose and mouth.

Health care workers can be protect themselves and their patients from sneeze-borne pathogens with PAPR's from Safety Emporium.

Additional Info

Examples of sternutators include black and red pepper as well as the principle chemical susbstance in hot peppers that causes irritation and sneezing, capsaicin



Another example is maleic anhydride, a chemical intermediate that is also used in certain polymer formulations.

MSDS Relevance

MSDS's should warn if the material is a sternutator. Some substances may cause irritation and sneezing when inhaled. Wear appropriate personal protective equipment such as dust masks and respirators when working with sternutators, especially if engineering controls such as a fume hood are not available.

Further Reading

• Sneezing at the NIH's MedLinePlus Medical Encyclopedia.
• Sneezing at About.com.
• The nature of capsaicin at Fiery-Foods.com.

See also: irritant, lachrymator.

Additional definitions from Google and OneLook.

Disclaimer: The information contained herein is believed to be true and accurate, however ILPI makes no guarantees concerning the veracity of any statement. Use of any information on this page is at the reader's own risk. ILPI strongly encourages the reader to consult the appropriate local, state and federal agencies concerning the matters discussed herein.