What is the super news that anne shares on july 21, 1944?
an attempt on hitler's life has been made.
the war is over.
they don't need to hide anymore.
hitler has died.

An Attempt on Hitler's life has been made.

Explanation: The Diary of Anne Frank Friday, July 21, 1944 Summary. Good news: somebody has tried to kill Hitler. Unfortunately, Hitler managed to get away with just a few scratches and burns.

you have to tell us what you're talking about or it's impossible to answer.

the best practice

1. keep your workspace clean

2. wash your hands

3. seperate and clean chemicals and equipment

4.   use microfiber cleaning utensils

5. clean and sanitize all work surfaces

hope this !