CommunityExerciseI need something I can do at work to burn calories. It’s a tanker yard so walking outside isn’t an option. Any ideas? in Exercise I need something I can do at work to burn calories. It’s a tanker yard so walking outside isn’t an option. Any ideas? Heinfried X. You can exercise, you can make a simple meal out of fruits and berries, you can drink at least 2 litres of water or you can stretch.