Cashew nut-based bunkers clogging ship engines, says fuel tester CashewNews Cashew nut-based bunkers clogging ship engines, says fuel tester Jessica Sarada December 27, 2024 Ship engines are developing operational problems due to the use of biofuel derived from cashew nut shells,... Read More Read more about Cashew nut-based bunkers clogging ship engines, says fuel tester