Scalding, tropical, steaming: Cozy, cramped, snug: Speechless, inaudible, soft-spoken: Generous, tolerant, humane:

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 !

a constant variable, normally called a controlled variable, is the term for a variable that remains constant throughout an experiment, though other variables may change. an example is the water pressure for a faucet when measuring the amount of water released when the faucet is opened to various increments.

1. ghosts

2. why we are alive

3. what happens when we die

4. how was earth made and who developed it?

5. how is air made?