Biblioteca
Estuda os sinais, revê a matéria e consulta resumos quando precisares.
#386gwvdk
One of the precautions to take with batteries is:

Question under review
This question hasn't been validated yet, so it doesn't appear in exams and the correct answer isn't shown for now.
APeriodically add sulfuric acid and water until the plates are covered;
BAdd, if necessary, distilled water until the plates are covered;
CPeriodically add coolant.