one more than the negative plates

one less than the negative plates

two less than the negative plates

two more than the negative plates

diluted acid

clean distilled water

sulphuric acid and having a relative density of 1.280

an electrolyte similar to that used in the battery

a wide scaled hydrometer

a high rate discharge tester

a voltmeter scaled 0.200 V

an ammeter scaled 0.100 A

battery is being overcharged

charging rate is too low

electrical system is shorting to earth

battery separators are not sealing the cell

has lead-antimony plate grid

has lead-calcium plate grid

does not contain acid

does not contain water