How to find where browser breaks a paragraph of text

Question

I need to add line breaks in the positions that the browser naturally adds a newline in a paragraph of text.

For example:

This is some very long tex

Answer 1

Sounds like a bad idea when you account for user set font sizes, MS Windows accessibility mode, and the hundreds of different mobile devices. Let the browser do it's thing - trying to have exact control over the rendering will only cause you hours of frustration.