Hacker News Reader

"Scientists call the tiny pieces "microplastics" and define them as objects smaller than 5 millimeters — about the size of one of the letters on a computer keyboard."

I am not quite understanding this sentence. Size of the letters on a computer keyboard!? What?

View on HN

An attempt at explaining metric measures to Americans by referencing something readers of an online article should have ready access to.

OK, how about 22 caliber?

could have said 3/16" and it would have been close enough (but either way, it is pretty big)

edit: Most Americans know what 3/16" is, right?

You’d probably be better off rounding up to 1/4”.

the little characters that represent the letters on the keyboard. Look down.

No-print keyboard users would like to have a word with you...

Reply on news.ycombinator.com