Certain icons, (like closed_captions) have random extra whitespace to the left or right. This makes it really hard to use the icon font.
For example, here's what a video player UI looks like:

Please fix these subtle inconsistencies as they make it really hard to work with this otherwise, excellent icon library.
The icon name is "closed_caption", not "closed_captions"
http://jsbin.com/fenejob/1/edit?html,output
The extra space you're seeing is the icon font rendering the 's', which renders as nothing.
You're right -- thanks for pointing this out, and sorry for the noise. Much appreciated.
Most helpful comment
The icon name is "closed_caption", not "closed_captions"
http://jsbin.com/fenejob/1/edit?html,output
The extra space you're seeing is the icon font rendering the 's', which renders as nothing.