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the world will shut down
A lot of chemicals burn your skin. The most common chemical to burn you would be Ammonia that will cause your throat to shut and cause your breathing to stop. It will burn your throat really bad possibly leaving blisters.
The Bunsen burner is an instrument, not a chemical with a formula. If the fuel is methane the general reaction of combustion is: CH4 + 2 O2 → CO2 + 2 H2O
Warm it up in the oven, then toss it in your eyes. keep your eyes shut! shut shut.
Newton's university shut down because of the plague.
Reversible changes are the chemical reactions that can be reversed, however most are non reversible. The ones that can be reversed is because the reaction can flow both ways.
It is the 'pinch'; where the glass envelope was evacuated of air and the glass melted and 'pinched' shut.
Melatonin.
shut ...
shut it
shut up, i hate you
Helium is a chemical if you breath that chemical through a balloon or anything that involves helium will shut your body off.Helium can be a very dangerous chemical Helium is an inert gas, and despite the fact that some inhale it to change their voice temporally, I don't suggest inhaling. You need gas exchange to live.
Methylation
I'm not being stupid, you just change it. How ever it is installed, threaded on, sweated or compression fitting, remove and replace. I'm assuming water. There is another shut off valve further down the line. If it is the main shut off in the house, there is one at the meter. Shut the water off, drain the pipes and change it.
Idont know but shut up
Try to change the subject.
the world will shut down