[marktwain]

Not great advice.

This old meme has been floating around the Internet for decades.

Wasp spray may or may not be effective, but it is likely to be less effective than pepper spray.

There are plenty of pepper sprays that have as much range as wasp spray.

Wasp spray may be better than nothing, but pepper spray is almost certainly better than wasp spray.

[hanamizu]

“Wasp spray may be better than nothing, but pepper spray is almost certainly better than wasp spray.”

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No doubt you are right. But an elementary teacher can have a can in her desk with no questions asked—if it in an area where wasps/hornets are common. Someone might have a problem with a large can of pepper/bear spray.

[metmom]

A Net Gun might be a good option for someone who doesn’t want to own a real gun.