A similar editor was made for the book Thing Explainer[1] by Randal Munroe from XKCD. A book that explains all kinds of different things, from space shuttles to microwaves using the top 1000 common English words.
I can't imagine how talking about "bags of air" and "bags of yellow water" is any clearer than talking about "lungs" or "bladders".
Indeed. I thought it was an interesting experiment. The results make it abundantly clear that 1,000 words are not enough to communicate about science and engineering topics effectively even at an introductory "plain English" level.
"Grammer" is a German company making automotive components.
"Grammar" is the thing with words'n sentences'n shit.
Just sayin' ;)