on average you need to fuel an 18 wheeler once a day
About 8000
Anywhere between 100 and 300 gallons.
In the range 2,000 to 2,500
Could be anywhere from 100 to 300 gallons.
There are many manufacturers, and many different engines. Typically, they're attached to the air compressor.
18 wheeler has the higher gross weight
A person can get a manual for an 2007 KW C-15 18 wheeler by contacting the manufacturer directly. They will often be able to email the manual or provide a link for it on their website.
Between four and nine, dependent on a number of factors.
Between 12,000 and 20,000 miles, dependent on various factors.
You can use the hydrogen in fuel cells for power generation for a two wheeler motorcycle.
1/4 to 1/8th of a gallon, all factors dependent.
18 wheeler