A sight too common in today's kitchens, mainly due to the speed at which food is produced & the long hours that equipment is constantly running. Naturally, grease, oil and food deposits are spilt on hidden parts of grills, ovens, fryers, hot cupboards etc...
A fire occurs every 6 hours because canopies, filters and ducting systems become built up with deposits of grease, particularly in areas adjacent to deep fat fryers. Beside a fire risk these deposits can lead to humidity, high temperatures...