The old battery did not have a vent tube connection the new battery came with some vent tube accessories a 90 degree elbow and a flat plug.
Car battery venting gas.
B insert plug into the non vent tube port.
In the event of an overcharge condition it is possible for excess pressure to build up inside your battery.
Note to 10 7 9 and 10 7 10.
2 h 2 o liquid o 2 gas 4 h aqueous 4e.
This is why you need to add water to wet flooded type non sealed lead acid batteries.
D re install battery and affix vent tube to the open vent port.
Your new batteries are equipped with check valves that are engineered to open at between 2 3 psi depending upon the specific brand.
What will be expelled is hydrogen gas and you want to vent that as it is quite explosive.
Does my car battery emit hydrogen sulfide gas when charging or just hydrogen gas.
Water is oxidized at the negative anode.
10 7 10 battery boxes whose cover forms a pocket over the battery shall be vented at the uppermost portion of the cover.
I m not certain if there was a vent tube in the car or not will have to check tomorrow.
A vent system or other means shall be provided to permit the discharge from the boat of hydrogen gas released by the battery.
Never plug both vent ports.
A twist off the vent plug from the positive terminal cap.
I bought the battery around july 2014 brand new and because i did not drive my car for a period of one and a half months it went completely flat.