can someone answer my first question
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Yes we can determine that the material is edible or not by using ph paper as because by this we can identify that the food is acidic, basic,
Or neutral as we know if curd becomes acidic or basic it becomes sour and gives a rough smell.
ARYABADADE120804:
but soil also has its own pH value will the soil be edible
so shall i write yes or no
fine
thanks
ok
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