The poison is a neurotoxin with fairly low toxic effects on people, relative to its effect on insects. At low doses it works as a repellent for insects, but at higher doses it kills them by over-exciting their nerves. At very high doses, it can be a fairly toxic product for all forms of animal life.
Razor burn is not an actual burn, but an irritation of the skin. The affected area will look red and may even swell. Itâs common for razor bumps, also known as pseudofolliculitis barbae, to appear in the area. Razor bumps are tiny, red bumps that sometimes itch and feel tender to the touch. Razor bumps and razor burn are temporary and can heal on their own in a few days.
Causes of Razor Burns. The fundamental cause of razor burn is irritation of the skin while shaving. There are two main reasons why this happens: Dull Blades: Using a blade that is dull is a major cause of razor burn. A fresh, sharp blade does not require much force or effort, and is therefore less likely to scrape off much skin along with the hair that it is cutting.