Battery storage capacity. The Battery storage capacity is the amount of energy the battery can store to power a portable device such as a notebook computer. The lower the storage capacity of a battery, the shorter amount of time it can power a portable device.
Other contributors have said: The average bathtub will hold 40 to 60 gallons when completely filled. A: Get a bucket that you know the size of (normal buckets hold up to 4.5 gallons (18 liters)). Next time you fill the bath, fill it bucket by bucket. Then you will know how much water you have used.
Don't forget that the actual volume of the tub doesn't tell you how much water you would actually be filling it with to take a bath. You're going to displace water. Mass-wise, about 10.7 gallons of water is what the average human male will displace. 9.2 for the average human female.