Do you need to know how to get rid of gnats? Basically it’s just Dawn dishwashing soap and apple cider vinegar mixed in the same proportions. The vinegar attracts the gnats and then they get stuck in the soap.
Here is a good video on how to recondition batteries. Battery reconditioning could save lots of money and also good for the environment! It looks cold there, but apparently the guy says the battery still works 4 years later!