The Dreaded Chemistry Lesson From Hell

October 16th was designated "Ether Day" in 1906 in celebration of one of the most important discoveries in history. Read this and you'll get some fascinating history about ether and also another hideous chapter in The Dread Chemistry Lesson From Hell series. How can you not?
Phosphorous was selected by Mother Nature to be the element responsible for holding together all genetic material. As its phosphate form, it is the basis for life. But a small modification of phosphate will take that life away quite efficiently - Sarin. Oh, yes - it's time for The Dreaded Chemistry Lesson From Hell!
Can you use a Dreaded Chemistry Lesson from Hell (TM) to take your mind off your woes? If so, dive right in.
We have two great vaccines so far. One has to be kept in a regular freezer; the other in a mega freezer. This is because they contain RNA, which is unstable, not the more-stable DNA. What sense does this make? For the answer, you'll need to navigate The Dreaded Chemistry Lesson From Hell! Enjoy. Hint: It's one lousy oxygen atom.