137. Borrower's expenses.

If in his use of what is lent the borrower is put to any ordinary expense, such as filling a car with petrol, he must, in the absence of any agreement to the contrary, bear the expense himself, for it is he who derives advantage from the use1.

Extraordinary expenses incurred by the borrower in the preservation of the chattel lent, whether arising from inherent defect, or viciousness peculiar to the chattel itself, or from circumstances altogether beyond his control, such as the tortious acts of third parties, may be recoverable from the lender if, in incurring those expenses, the