PH levels

The PH scale goes from 0 to 14 7 is the neutral number. battery acid 1.0 

 battery acid 1.0                      sea water 8.0    soap 10.0   bleach 12.2   caustic soda 12.7 

lemon juice 2.4

coke cola 2.5

Beer  4.5

 

milk 6.6

Pure water 7.0

vinegar  3.0

1 Hydrochloride acid 

2 vinager 

3 backing soda