While natural gas is formed primarily of methane, it can also include ethane, propane, butane and pentane. The composition of natural gas can vary widely, but below is a chart outlining the typical makeup of natural gas before it is refined.
Roadside Dispatch-Roadside assistance is another service by Visa Signature. However, unlike similar services provided by American Express or MasterCard, there is a $59.95 service call. But the service includes towing, jump-start service, lock-out service, fuel delivery and whiching.
Manual cash is handled similar to a credit card cash advance in that your signature will be required. Some overseas ATMs may only give you the option to get cash from your checking account; not both checking and savings. You will be charged a service fee of $1.00 for all transactions made at Visa/PLUS System ATMs.