On Sunday, Dryden Police were notified that a female cashier at the Mohawk had been sprayed in the face by an unknown man.
Police say that the man filled up his vehicle with gas, went inside and waited to the other customer to leave before attacking the cashier and leaving without paying for the gas.
Officers were able to track down the vehicle on highway 17 near the highway 71 junction, and learned that the vehicle was stolen from Alberta.
Robbery charges are pending.